Koichiro Hoshino
| Item | Date | Publisher | Price | Role |
|---|---|---|---|---|
| Mythical Beast Investigator Vol. 2 | Oct. 9, 2019 | Seven Seas | $12.99 | Writer |
| Mythical Beast Investigator Vol. 1 | July 10, 2019 | Seven Seas | $12.99 | Writer |
| The Otherworlder, Exploring the Dungeon Vol. 2 | June 21, 2023 | Yen Press | $13.00 | Illustrator |
