From Inkipedia, the Splatoon wiki
Hideki Goto (後藤英貴 Gotō Hideki) is the creator of the Splatoon: Squid Kids Comedy Show manga.
Hideki Goto was born in Gifu Prefecture, Kakamigahara, Japan in 1974. He received an honorable mention in the 38th Shogakukan Newcomers' Comic Awards, Kids' Manga Division, in 1996 for his one-shot Zenryoku Dadada. His first serialization was Manga de Hakken Tamagotchi: Bakusho 4-koma Gekijo, which began in Monthly Coro Coro Comics in 1997. Splatoon: Squid Kids Comedy Show began its serialization in Bessatsu Coro Coro Comics in 2017 and is Goto's first work to be published in English.