| Xenoage: Knight of the Rihas | 2000-06-23 | Artist | Masaharu | |
| Ultimate Hunter | 2002-02-01 | Artist | Masaharu | |
| Floralia | 2002-05-31 | Artist | Masaharu | |
| Tokidoki Sugar | 2003-01-31 | Artist | Masaharu | |
| Shino-sensei no Yuuwaku Jugyou | 2003-04-25 | Artist | Masaharu | |
| Ui-chan no Niizuma Diary~ | 2004-05-21 | Artist | Masaharu | |
| Yunchu ~Ojou-sama wa Gohoushichuu~ | 2006-01-27 | Artist | Masaharu | |
| Seinarukana -The Spirit of Eternity Sword 2- | 2007-08-03 | Artist | Masaharu | |
| Seinarukana Special Fan Disc | 2008-07-25 | Character design | Masaharu | |
| Seinarukana Special Fan Disc | 2008-07-25 | Artist | Masaharu | |
| Shinsei Mokushiroku ~Death March~ | 2014-07-25 | Character design | Masaharu | |
| Shinsei Mokushiroku ~Death March~ | 2014-07-25 | Artist | Masaharu | |
| Soushin no Ars Magna | 2020-03-27 | Artist | Masaharu | |
| GEARS of DRAGOON 3 ~Ryuukoku no Regalia~ | 2024-04-26 | Artist | Masaharu | |