Tōjima Tanzaburō wa Kamen Rider ni Naritai (東島丹三郎は仮面ライダーになりたい, Tōjima Tanzaburō wa Kamen Raidā ni Naritai) is a Japanese manga series written and illustrated by Yokusaru Shibata, with cooperation by Toei and Ishimori Productions.

After the magazine's disbandment in October 2020, it was transferred to the Comiplex website in November the same year.

Written and illustrated by Yokusaru Shibata, Tōjima Tanzaburō wa Kamen Rider ni Naritai began serialization in Hero's Inc.'s seinen manga magazine Monthly Hero's on May 1, 2018.

[1] After the final issue of the Monthly Hero's was published on October 30, 2020, the series was transferred to the Comiplex website on November 27 the same year.

[2] The series' chapters have been collected into fifteen tankōbon volumes as of September 2024.