| PI | Affiliation | Proposal | Samples |
|---|---|---|---|
| Angel Mojarro | NASA Goddard | Characterization of Amino Acids, N-heterocycles, and Polycyclic Aromatic Hydrocarbons (PAHs) via Pyrolysis-Gas Chromatography-Triple Quadrupole Mass Spectrometry from Asteroid Ryugu | C0378 |
| Cedric Pilorget | IAS/Universite Paris Saclay/CNRS | Unravelling the properties of Mg-phosphates in Ryugu samples | A0218-05 |
| Fred Jourdan | Curtin University | Assessing the formation age and process of the rubble pile structure of asteroid Ryugu through 40Ar/39Ar dating of returned particles | A0484 |
| Frederic Moynier | Institut de Physique du Globe de Paris | Mercury isotopic composition of Ryugu | A0489, A0491 |
| Guillaume Avice | Université Paris Cité IPGP CNRS | Noble gases in Ryugu particles and detection of new xenon components | A0355, A0456, A0527, A0532, A0537, A0587 |
| Hsien Shang | Academia Sinica Institute of Astronomy and Astrophysics | Mixing, Transport, and 3D Structures of Small Grains in Ryugu | A0562, A0030-00 |
| John Bridges | University of Leicester | Mineralogical Studies of the Sulfur Cycle Recorded in Ryugu | A0522, C0342, A0002-01 |
| Karina López García | Department of Earth and Planetary Sciences, Tokyo Institute of Technology | Small-scale chemical heterogeneity among Ryugu grains from the second touchdown site | C0334, C0358, C0388, C0436 |
| Ke Zhu | University of Bristol | Genetic relationships between Ryugu, Ivuna-type, and Yamato-type chondrites | C0375, C0441, C0443 |
| Masahiko Sato | Tokyo University of Science | High-fidelity paleointensity measurements on the small Ryugu particles below the brecciation size | C0442 |
| Philippe Schmitt-Kopplin | TUM | Laser Desorption Ionization FTICR-ultrahigh resolution mass spectrometry of Ryugu native sample | A0471, C0310 |
| Ryoga Maeda | Japan Agency for Marine-Earth Science and Technology | Determination of trace elemental distribution in Ryugu samples using LA-ICP-TOF-MS | A0037-02_PS |
| Sara Russell | Natural History Museum | Stereo micro-imaging of Ryugu | A0425, A0441 |
| Thomas Michael Blattmann | ETH Zurich | Investigating the Radiocarbon Astrochemistry of Asteroid Ryugu (RAAR) | A0493 |
| Thorsten Kleine | MPI for Solar System Research | Isotopic constraints on the origin of moderately volatile elements in Ryugu | A0488 |
| Timmons M Erickson | Jacobs-JETS II, NASA Johnson Space Center | Are rubble pile asteroids forever? A coordinated microstructural and thermochronologic study | A0446, A0582 |
| Toshihiro Yoshimura | Japan Agency for Marine-Earth Science and Technology | Reconstruction of the brine composition and molecular evolution of Ryugu by grain-specific Mg and S isotopic analysis and chemical leaching | A0411, A0547, A0557 |
| PI | Affiliation | Proposal | Samples |
|---|---|---|---|
| Alessandro Maturilli | DLR | Studying the effect of impact melt coatings on grains from the surface of Ryugu | A0383, C0404 |
| Beatrice Luais | CRPG-CNRS-Univ-Lorraine | The germanium isotopic composition of Ruygu sample | A0474, A0494 |
| Cecile Engrand | IJCLab, CNRS/Univ. Paris-Saclay | Characterisation of organic matter of Ryugu samples in comparison with CI-like micrometeorites and aqueously altered meteorites | A0106-3_IOM_residue, A0108-19_intact, C0107-16_IOM_residue, C0107-11_IOM_residue, C0109-4_intact, A0064-FO013_17_02, A0064-FO0020, C0002-FC0016, C0002-FC016_05, C0002-FC016_06, C0107-39_IOM_residue, A0106-36_IOM_residue, C0040-FC025_PS01, C0046-FO004_010_04 |
| Christian Gerald Hoover | Arizona State University | Nano-chemo-mechanical Characterization of Materials in Ryugu | A0517, C0380 |
| Christian Vollmer | University of Muenster | Low-dose electron energy loss spectroscopy of minimally processed Ryugu organic matter | A0461, C0396, C0420 |
| Falko Langenhorst | University of Jena | Defect microstructures in breunnerite and dolomite as indicator of aqueous precipitation | A0390, A0502, A0507 |
| Francois Tissot | California Institute of Technology | The stable isotope composition of pristine CI chondrites and the Solar System as constrained by Ryugu samples | C0379 |
| Frederic Moynier | Institut de Physique du Globe de Paris | Rubidium and potassium isotopic composition of Ryugu | A0485, A0499, C0374 |
| James Greenwood | Wesleyan University | Tracking the evolution of aqueous fluids on Ryugu: D17O and D/H of phosphate in hydroxyapatite | A0572, A0577, C0326 |
| Joseph L Kirschvink | California Institute of Technology; Kochi Marine Core Center | Continuing to search for magnetic monopoles using the unique opportunities provided by the returned samples from asteroid Ryugu | C0373 (Share) |
| Ke Zhu | University of Bristol | Isotopic anomalies of acid leachates in Ryugu | A0495, A0496, A0497, A0498, |
| Keisuke Nagao | KOPRI; University of Tokyo | Determination of average timescale of cosmic-ray exposure on Ryugu's surface using small grains aggregate samples | A0490, A0492, C0372, C0377 |
| Martin Bizzaro | University of Copenhagen | The silicon isotope composition of Ryugu and insights into the nucleosynthetic variability in primitive asteroids. | A0319, A0348, A0369, A0376, C0002-C5001, C0002-C5002, C0002-C5003 |
| Michelle Thompson | Purdue University | Understanding Space Weathering of Carbonaceous Asteroids through Coordinated Analysis of Samples from Ryugu | A0466, A0512, C0428 |
| Molly C. McCanta | University of Tennessee | Determination of Oxidation Conditions During Aqueous Alteration and Heating Events on Ryugu | A0418, C0318 |
| Naoki Shirai | Kanagawa University | Halogens (Cl, Br, I) abundances of Ryugu samples | A0486, C0373 (Share) |
| Noriko Kita | University of Wisconsin-Madison | High precision SIMS oxygen isotope analyses of carbonates and magnetite in Ryugu | A0475, C0371 |
| Olga Prieto-Ballesteros | Centro de Astrobiología-CSIC-INTA. Spain | Asteroidal Treasure Hunt: Probing Prebiotic precursors in C-Type Asteroids | A0542, A0552 |
| Queenie Chan | Royal Holloway University of London | Chemical analysis of Ryugu fluid inclusions and associated organics via coordinated cryo techniques | A0451, A0567 |
| Rhonda Stroud | Arizona State University | STEM Analysis of Organic-Mineral Relationships | C0350, C0367, A0104-002_001_05 |
| Yongsong Huang | Brown University | A new and efficient approach for compositional and isotopic characterization of indigenous and macromolecular organics in Ryugu | A0476, A0487, C0366, C0376 |
| Yuri Amelin | Korea Basic Science Institute | SIMS study of fine-scale distribution of U, Th and Pb in Ryugu samples | A0063-01, A0064-01, C0046-01, C0023-03 |
| PI | Affiliation | Proposal | Samples |
|---|---|---|---|
| Ashley J King | Natural History Museum | Unlocking Ryugu’s Past: Primary Mineralogy, Aqueous Alteration, and Relationship to Chondrite Groups | C0025-01 (share), C0103-02 |
| Benjamin Paul Weiss | Massachusetts Institute of Technology | Magnetic Investigation of an Asteroid from Submillimeter to Kilometer Scales | A0404 |
| Cornelia Meinert | CNRS - Universite Cote d'Azur | Exploring the origin of life's homochirality: Enantiomeric Excess Analysis of Sugars and Amino Acids from Ryugu | A0478, A0483 |
| Guillaume Avice | Universite Paris Cite IPGP CNRS | Noble gas measurements of Hayabusa 2 gas samples to correct for atmospheric contamination and develop new curation techniques for volatile-rich samples collected during space missions | NT1P6A, NT2P1A, NT2P1B, NT2P1C, NT5P4A |
| Hajime Yano | JAXA/ISAS | Microstructural Analyses to Search for Evidence of Alteration Diversity within Precursor Materials of the Carbonaceous Asteroid Ryugu | A0327 |
| Jabrane Labidi | Institut de Physique du Globe de Paris | The sulfur isotope composition of Ryugu: establishing CI chondrites as a volatile contributor to Earth | A0481 |
| Jemma Davidson | Arizona State University | Constraining formation and alteration conditions of Ryugu via chrome-spinel | A0341, C0303, A0094-01, C0103-01 |
| Joseph L Kirschvink | California Institute of Technology (Caltech, USA); Kochi Marine Core Center (Kochi University, Japan) | A Continued Search for Dirac’s Magnetic Monopoles in Returned Samples from the Asteroid Ryugu | A0397, C0006 (share) |
| Kunihiko Nishiizumi | Space Sciences Laboratory, University of California, Berkeley | Study of exposure history of Ryugu surface-3 | A0105-19_LET713_A, A0105-19_LET713_C, A0105-19_LET713_D, A0105-20_LET714_A, A0105-20_LET714_C, A0105-20_LET714_D, C0106-09_LET710_A, C0106-09_LET710_C, C0106-09_LET710_D, C0106-10_LET711_A, C0106-10_LET711_C, C0106-10_LET711_D, C0106-11_LET712_A, C0106-11_LET712_C, C0106-11_LET712_D, C0106-12_LET722_C, C0106-12_LET722_D, C0106-12_LET722_E |
| Mehmet Yesiltas | Kirklareli University | Nanoscale Characterization of Ryugu Organic Matter and Variations in the Parent Body Processes. | A0028, C0368 |
| Noriyuki Kawasaki | Hokkaido University | Al-Mg systematics of high-temperature minerals in Ryugu | C0006 (share), C0025-01 (share) |
| Takahito Osawa | Japan Atomic Energy Agency | Accurate bulk elemental concentrations of Ryugu samples using prompt γ-ray analysis | A0482 |
| Tatsuhiko Kawamoto | Shizuoka University | Search for unknown crack-filling carbonaceous materials in bruennerite and comparison with carbonaceous matrix | Declined |
| Toru Matsumoto | Kyoto University | Detailed investigation of highly sodium-rich fragments in Ryugu samples. | A0479, C0369, A0104-024_000_00 |
| Toshiki Koga | Japan Agency for Marine-Earth Science and Technology | Further Investigation of Nucleobases in Ryugu samples | A0480, C0370 |
| Yoshio Takahashi | The University of Tokyo | Highly sensitive and least damaging speciation analysis for nitrogen, iron, carbon and other elements in Ryugu by scanning X-ray fluorescence microscopy (SFXM) | A0477, C0289 |
| Zelia Dionnet | Institut d'Astrophysique Spatiale, Universite Paris saclay, France | Exploring secondary processes on Ryugu through 3D structuration and mineralogy | A0334, A0362, C0282, C0296 |
| PI | Affiliation | Proposal | Samples |
|---|---|---|---|
| Adrian John Brearley | University of New Mexico | Micro and nanostructural mineralogic, isotopic, and spectroscopic studies of Ryugu samples | A0253, A0265, A0106-001c, A0106-001c_FIB1, A0106-10_intact, A0106-11_intact, C0076-01, C0076-FO009 |
| Akira Tsuchiyama | Ritsumeikan University | A systematic study of magnetite crystal morphologies in Ryugu samples: investigation of aqueous alteration in Ryugu parent body | A0063-FC010_FIB001, A0067-FIB007, A0094-FIB001, C0002-FC009, C0002-FC009_CT001, C0002-P6_FIB009, C0103-FC005_FIB001, C0105-043_001_00, C0105-043_004_00, C0105-043_009_00 |
| Ann N Nguyen | NASA JSC | Presolar and early solar system materials preserved in Ryugu samples | A0262, C0263, A0040-C2001, C0002-C2002, C0002-C3001, C0002-C3002, C0002-C3003, C0002-C3004, A0040-C1002 |
| Bradley T De Gregorio | U.S. Naval Research Laboratory | Organic Functional Chemistry Variations of Ryugu Carbonaceous Grains and Diffuse Matter | A0224, C0210, A0108-11, C0109-08 |
| Cateline Lantz | Institut d'Astrophysique Spatiale | Exploring space weathering on Ryugu through ion irradiation | A0310, C0272, A0067-01, A0094-02 |
| Christian Vollmer | University of Muenster | The nano-scale functional chemistry of Ryugu organic matter investigated by low-dose high-resolution electron energy loss spectroscopy | C0033-04, C0040-02 |
| Daisuke Nakashima | Tohoku University | Chondrules and CAIs in the Ryugu samples: constraints on the radial outward transport process in the solar nebula | C0005 (Share), C0224, C0260, C0040-01 |
| Ernesto Palomba | INAF | PRAWNS - Primitive Asteroid Weathering: New Studies | A0226, C0242 |
| Frank E. Brenker | Goethe University Frankfurt | Magnetite-Apatite Veins | C0033-01, C0076-06, C0076-07, C0076-08, C0076-09, C0076-10, C0033-01_FIB001, C0033-01_FIB003, C0033-01_FIB005 |
| George D Cody | Earth and Planets Laboratory | 1H Solid State NMR of Ryugu Powder Samples: Attaining a refined molecular understanding of Insoluble Organic Matter from a C-Type Asteroid | A0224, C0210 |
| George James Flynn | State Univ New York-Plattsburgh | Microscale Phosphorus and Sulfur Mineralogy to Explore Fluid Chemistry During Aqueous Alteration of Ryugu | A0026-01, A0026-02, A0055-01, A0055-02, A0055-03 |
| Gerardo Dominguez | California State University San Marcos | Nanoscale Coordinated Studies of Ryugu Samples | A0286, C0266 |
| Haolan Tang | University of Science and Technology of China | K isotopic anomalies constrain the MVE source of Ryugu | A0288, C0044 |
| Henner Busemann | ETH Zurich | Trapped and cosmogenic noble gases in various samples brought back by JAXA from Ryugu | A0274, A0292, A0295, A0298, C0221, C0233, C0236, C0239, C0275 |
| Hideko Nomura | National Astronomical Observatory of Japan | Molecular and isotopic links in organic matter from protoplanetary disks to Ryugu samples | C0227, C0245, C0257, C0269 |
| Hope A. Ishii | University of Hawaii at Manoa | Exploration of GEMS-like material and space weathering features in Ryugu grains | A0104-029_025_01, A0104-029_025_02, A0104-029_025_03, A0104-029_025_04, A0104-029_025_05, A0104-029_025_06, A0104-029_025_07, A0104-029_025_08, A0104-029_025_09, A0104-029_025_10, A0104-029_025_11, A0104-029_025_12, A0104-029_025_13, A0104-029_025_14, C0002-P5_FIB001, C0002-P5_FIB002, C0105-033_000_00, C0105-037_000_00, C0105-039_023_00, C0105-039_023_01, C0105-039_023_02, C0105-039_023_03, C0105-039_023_04, C0105-039_023_05, C0105-039_023_06, C0105-039_023_07, C0105-039_023_08, C0105-039_023_09, C0105-039_023_10 |
| Hugues Leroux | Univ Lille, France | FIB sections requests for further advanced microscopy analyses (Vibrational-EELS, 4D-STEM and STXM) | A0058-C2001_02, C0105-034_014a_01, C0105-034_016b_01, C0105-034_016b_02, C0105-034_017_01, C0105-034_020_01, C0105-034_020_02, C0105-045_001_01, C0105-045_001_02, C0105-045_004_01, C0105-045_004_02 |
| James Greenwood | Wesleyan University | Isotopic studies of phosphate minerals in Ryugu | A0241, C0218, C0248, C0251, C0254 |
| Jamie Gilmour | The University of Manchester | Halogen and I-Xe analyses of Ryugu material | A0105-12_Pellet12, A0105-13_Pellet13, C0106-02_Pellet18 |
| Jennika Greer | University of Glasgow | Nanoscale investigation of space weathered Ryugu grains using atom probe tomography | A0104-022_037_01, A0104-022_037_03, A0104-023_069_01, A0104-028_022_01, A0104-028_022_02, A0104-029_000_00, C0105-030_000_00, C0105-030_037_01 |
| Jerome Gattacceca | CEREGE, CNRS | The magnetic record of Ryugu's samples | C0005 (Share) |
| Johanna Marin Carbonne | University of Lausanne | Constraining Fluid alteration on Ryugu from the Analyses of Volatiles and their Isotopes | A0058-C1001, C0002-C1001 |
| John Bridges | University of Leicester | Electron Microscopy and Nanodiffraction Studies of Phyllosilicate in Ryugu and CI Chondrites | A0058-C2001_08, A0104-017_006_02 |
| Junya Matsuno | Ritsumeikan University | Porosity measurement of Ryugu particles and direct observation of pores in phyllosilicates | C0211, C0002-P6_CT001 |
| Kazuhiko Ninomiya | Osaka University | Verification of differences in the chemical composition of samples from chambers A and C by muon non-destructive analysis. | A0229, A0232, A0250, A0271, A0277, A0280, A0283 |
| Keita Yamada | Tokyo Tech | Analyses of Low-Molecular-Weight Organic Compounds in Asteroid Ryugu | A0105-17, A0105-18, A0105-21, A0105-22 |
| Kunihiko Nishiizumi | Space Sciences Laboratory, University of California, Berkeley | Study of exposure history of Ryugu surface-2 | A0221, C0212 |
| Masaaki Miyahara | Hiroshima University | Terrestrial weathering process at an early stage of Ryugu grains | C0105-042_000_00 |
| Michael E Zolensky | NASA JSC | Measurement of the composition of aqueous fluids for Ryugu's parent asteroid | C0025-02, C0025-02_FIB002, C0025-02_FIB003 |
| Rhonda Stroud | Arizona State University | Transmission Electron Microscopy of Presolar SiC and Mineral-Organic Relationships | A0235, A0108-13_intact, C0109-2_intact, A0104-002_005_02 |
| Richard John Walker | University of Maryland | Acquisition of Ryugu Aggregate Samples for Siderophile Element Analysis Including Os and Mo Isotopic Compositions | A0223 |
| Sujoy Mukhopadhyay | University of Davis California | Combined noble gas, major volatiles and chromium isotopic analyses to constrain the history of Ryugu | A0222, A0244, A0307, C0213 (Share) |
| Takaaki Noguchi | Kyoto University | A combined study of fine-grained space-weathered Ryugu grains. | A0104-00, A0104-002_006_01, C0105-00 |
| Tetsuya Yokoyama | Tokyo Institute of Technology | Origin of Cr isotopic variability in Ryugu samples | A0066, A0238, A0247, A0256, A0259, A0268, A0301, A0313 |
| Thorsten Kleine | MPI for Solar System Research | Mo, Ge, and Te isotopic investigation of Ryugu | A0220 |
| Tomoki Nakamura | Tohoku University | Early history of Ryugu's parent asteroid inferred from mineralogical and isotope signatures | A0225, C0213 (Share), A0064-02, C0002-P5, C0002-P6, C0023-01, C0025-03, C0061-01, C0076-02, C0107-01 |
| Toru Nakahashi | Hiroshima University | The estimation of shock metamorphism in Ryugu grains based on the shock experiments of CI chondrite | A0304, C0230, C0055-01 |
| Yoshiaki Sugimoto | University of Tokyo | Submolecular imaging of individual organic molecules in Ryugu samples using atomic force microscopy | A0106-25_IOM_residue, A0106-S003, A0106-S004, A0106-S005, A0106-S006, C0107-S003, C0107-S004, C0107-S005, C0107-S006 |
| PI | Affiliation | Proposal | Samples |
|---|---|---|---|
| Alessandro Maturilli | DLR | Bridging the gap - linking remote sensing, in-situ and laboratory spectroscopy | A0112 |
| Bernard Marty | CNRS/Univer site de Lorraine | Exploring the heterogeneity of noble gas and nitrogen in Ryugu samples | A0099, C0015 |
| Cyrena Anne Goodrich | LPI, USRA-Houston | Ryugu and the Diversity of CI-like Materials in the Early Solar System | C0137 |
| Danielle Ziva Shulaker | Lawrence Livermore National Laboratory | Snapshots of our origins: The pre-solar to post-planetary formation epoch of the Solar System | A0208 |
| Elena Dobrica | University of Hawaii | Coordinated micro- and nano-analyses of phyllosilicate matrices and carbonates in Ryugu samples using FIB-TEM and SIMS techniques | A0119, C0030, C0157 |
| Emmanuel Dartois | Institut des Sciences Moleculaires d'ORSAY | Submicron combined Analysis of Ryugu samples. Comparison with micrometeorites. | A0194, C0058 |
| Francois-Regis Orthous-Daunay | University Grenoble Alpes | Search for multiple sources of organic molecular complexity | A0210 |
| Frank E. Brenker | Goethe University Frankfurt | In depth REE and trace element study of Ca-rich phases by means of synchrotron XRF | A0186, C0070 |
| Frank Wombacher | Universitat zu Koln/Germany | Elemental composition by ICP-MS: Ryugu sample heterogeneity and direct comparison to CI chondrites | A0069, A0092, A0167, A0204, A0207 |
| Hajime Yano | JAXA/ISAS | Evaluation of Material Modification and Collection Biases for Micrometeorite Samples in the Terrestrial Environment with Indigenous Asteroidal Samples | A0180 |
| Hassan Sabbah | IRAP, Universite de Toulouse, CNRS | The origin and evolution of large carbonaceous molecules in our solar system | A0145, C0083 |
| Hiroharu Yui | Tokyo University of Science | Lower frequency & fluorescence-reduced Raman scattering imaging of sulfides, phyllosilicates, carbonates, and carbons on Ryugu surfaces for their chemical states analyses | A0050 |
| Hitesh G Changela | JIPC, Czech Academy of Sciences | Investigating the Evolution of Macromolecular Organic Material from Asteroid 162173 Ryugu | A0083 |
| Imene Kerraouch | Institut fur Planetologie, University of Munster/ NASA JSC | Research on C1-related material: Ryugu samples in comparison to C1 extraterrestrial lithologies. | A0008 |
| Jerome Aleon | IMPMC, MNHN, CNRS | Ryugu's insights on the origin of water in planetary materials | A0117 |
| Jerome Gattacceca | CEREGE, CNRS | A wide magnetic survey of Ryugu samples | A0154 |
| Jose Carlos Aponte | NASA, Goddard Space Flight Center | Characterization of cyanide in Ryugu: A deadly precursor of life on Earth | A0124, A0140, A0147 |
| Joseph L Kirschvink | Caltech, USA/ Kochi University, Japan | A search for magnetic monopoles using the unique opportunities provided by the returned samples from asteroid Ryugu | C0085 |
| Kentaro Terada | Osaka University | In-situ analysis of U-Th-Pb systematics of Ryugu apatite: Chronological search for traces of subsequent alteration | A0141, C0161 |
| Ko Hashizume | Ibaraki University | Volatile evolution in primitive asteroid Ryugu deciphered from in-grain multi-volatile distribution studies including nitrogen isotope | A0032, A0114, C0080 |
| Kunihiko Nishiizumi | SSL, University of California, Berkeley | Study of exposure history of Ryugu surface | A0130, C0012, C0162, C0182 |
| Larry R Nittler | Carnegie Institution of Washington | NanoSIMS isotopic characterization of presolar and organic materials in Ryugu | A0079, A0169 |
| Lydie BONAL | IPAG (Grenoble, France) | Investigation of the N-bearing materials in Hayabusa2 samples | C0050, C0052 |
| Maitrayee Bose | Arizona State University | Characterization of Organosulfurs to Constrain the Thermal and Chemical History of Ryugu | A0070, A0093, C0200 |
| Marco Ferrari | Institute for Space Astrophysics and Planetology | Investigating the ammonium-bearing phase in Ryugu samples and tracing the evolution process of C-type asteroids | A0198, C0091 |
| Mehmet Yesiltas | Kirklareli University | Nanoscale Characterization of Organic Matter and Mineral Species in Hayabusa2 Samples | A0030, C0034 |
| Michelle Thompson | Purdue University | Understanding Space Weathering of Samples from Asteroid Ryugu | A0152, C0178 |
| Nicholas Erik Timms | Curtin University | Where does mineralogical and isotopic heterogeneity of Ryugu samples meet monotonic solar chemistry? | A0136, C0130 |
| Queenie Chan | Royal Holloway University of London | Water and organics of Ryugu | A0009, C0011 |
| Rosario Brunetto | IAS, CNRS, Universite Paris-Saclay | Evolution processes of Ryugu, from aqueous alteration to space weathering | A0159 |
| Scott Alan Sandford | NASA Ames Research Center | Infrared Spectral Mapping Study of Organics in Ryugu Samples | A0188 |
| Seiji Sugita | University of Tokyo | Microscopic optical spectrophotometric mapping of Ryugu samples and comparison with composition distribution and space weathering experiments | C0179 |
| Takaaki Noguchi | Kyoto University | A combined study of space weathering of the asteroid Ryugu | C0059, C0069 |
| Takahito Osawa | Japan Atomic Energy Agency | Precise determination of elemental composition for asteroid Ryugu using prompt gamma-ray analysis | A0123, C0119 |
| Takashi Mikouchi | University of Tokyo | Mineralogy of Ryugu samples: Tracking progressive alteration processes | C0032 |
| Tom Zega | University of Arizona | Constraining the Origins of Ryugu Sulfides Through Micro to Atomic-Scale Analysis of Hayabusa2 Particles | A0016 |
| Toru Matsumoto | Kyoto University | Investigation of the space weathering features of asteroid Ryugu and its parent body | A0142, C0067, C0071 |
| Trevor R Ireland | University of Queensland | A volatile history of Ryugu | A0175, C0043 |
| Wataru Fujiya | Ibaraki University | Thermal history and internal structure of the Ryugu parent body constrained from petrological observation, isotope compositions, ages, and theoretical modelling | A0203, C0022, C0192 |
| Yoshio Takahashi | University of Tokyo | Speciation of nitrogen, iron, and carbon by X-ray spectroscopy to reveal the origin and evolution of asteroid Ryugu | C0120 |