Accepted proposals of 6th International Announcement of Opportunity
| No. | PI | Title | Samples | Publications (see"Archives") |
| 1 | Hope Ishii | Electron beam studies of space weathered surfaces of asteroid Itokawa regolith grains | RB-CV-0096 RA-QD02-0332 RC-MD01-0018 RA-QD02-0128 RB-QD04-0112 | - |
| 2 | Michelle Thompson | Understanding the Microstructural and Chemical Signatures of Space Weathering in Sulfide Minerals | RC-MD01-0031 RC-MD01-0025 RC-MD01-0012 RB-CV-0098 RB-CV-0121 | - |
| 3 | Toru Matsumoto | Detail analyses on FeS structure newly found on surface of an Itokawa particle | RA-QD02-0277 RA-QD02-0275 RA-QD02-0283 | 2018-[1] |
| 4 | Toru Matsumoto | Comprehensive study for an agglutinate-like Itokawa particles | RB-CV-0128 | - |
| 5 | Toru Matsumoto | Understanding sulfur loss processes from asteroid surface | RA-QD02-0325 | - |
| 6 | Aiko Nakato | Comprehensive study for an Itokawa particle containing Fe-Ni-S phase | RB-QD04-0040 | - |