| Company | Timeline | Status | |
| Monogon Tokyo Ltd Director • Company Director | 29 Sep 2021←8 Months→31 May 2022 | Dissolved | |
| Umu Productions Limited Director • Musician | 8 Nov 2001←23 Years→Current | Active | |
| Umu Publishing Ltd Director • Musician | 3 Sep 1999←16 Years→9 Feb 2016 | Dissolved | |
