Figures from this source
- FiledEarliest 監修 credit on a Shogakukan Pokémon comic in the NDL census, July 1997
- Filed2020s supervision credit form, 2020.9-2021.12
- FiledNDL census query result (raw), 1996-2026
- FiledPre-TPC volumes in NDL (Special and 穴久保), 1997.6-1998.1
- FiledAn independent recount of Shogakukan's Pokémon comics in the national library catalogue, which reproduces every count and finds that no comic record names a company as supervisor or rights holder
- FiledShoPro's supervision credits on Shogakukan's Pokémon books