Shogakukan Investigation Finds Manga ONE Editorial Authority Was Too Concentrated, Announces New Oversight Measures

Shogakukan’s handling of two controversial creator-hiring decisions on its digital manga platform Manga ONE has resulted in a major internal review, with an independent third-party committee identifying weaknesses in editorial oversight and corporate governance. The investigation followed revelations that creators with previous criminal convictions involving sexual offenses had been allowed to work on Manga ONE under different pen names. The controversy became public in February 2026 after Shogakukan acknowledged that the creator of Daten Sakusen, previously convicted under another name,…