Gaku Oshida is a Japanese actor and dancer who portrayed Geiz Myokoin/Kamen Rider Geiz in "Kamen Rider Zi-O". Until March 31, 2021, Oshida was affiliated with Ever Green Entertainment. In November of 2016, Oshida was the winner of the 29th Junon Super Boy Contest and attended the contest alongside contestants Hiroki Iijima and Ryutaro Okada. He made his first drama appearance in a live-action adaptation of the manga series "Inside Mari". In mid-2018, he was cast as Geiz Myokoin in "Kamen Rider Zi-O".

KNOWN FOR

Kamen Rider
2018
CSI: Crime Scene Talks
2022
Kamen Rider Zi-O
2018
Unnatural
2018
Ooku: The Inner Chambers
2023
Mr. Unlucky Has No Choice but to Kiss!
2022
仮面ライダージオウ スピンオフ RIDER TIME
2019
Cosmetic Playlover
2024
GRAPARA!
2025
RIDER TIME: Kamen Rider Zi-O VS Decade -7 of Zi-O!-
2021
RIDER TIME: Kamen Rider Ryuki
2019
In-House Marriage Honey
2020

FILMOGRAPHY

All
Movies
TV
Acting
36
Crew
1
2026
DEAD ENDー羅刹の刻印ー
as Aoi Soji
2026
Unmarried Fraud: The Side of Him I Didn't Know
as Kazuya Komai
2026
Can you kiss me first?
as Eito Kanda · unreleased
2025
Love Thunder
as Somei Aoi
2025
GRAPARA!
as Sumida Shinobu
2024
Suiheisen
2024
Fast Break
as Satoru Saiga
2024
Sugar Sugar Honey
as Akanishi Sota
2024
Stage Play "Journey to the West"
2024
Cosmetic Playlover
as Sahashi Tenma
2023
Marriage with Me? Seriously?
2023
Ooku: The Inner Chambers
as 溝口左京（みぞぐち さきょう） / お夏（おなつ）
2022
The 8.2 Second Rule
as Shuto Miyagi
2022
Mr. Unlucky Has No Choice but to Kiss!
as Saku Tsujimura
2022
CSI: Crime Scene Talks
2021
Honey Lemon Soda
as Student
2021
RIDER TIME: Kamen Rider Zi-O VS Decade -7 of Zi-O!-
as Geiz Myoukouin / Kamen Rider Gates
2020
Kamen Rider Zi-O NEXT TIME: Geiz, Majesty
as Geiz Myokoin / Kamen Rider Geiz
2020
Kamen Rider Zi-O: Final Stage
as Geiz Myokoin / Kamen Rider Geiz
2020
Grim Reaper Case Book
as Ippachi
2020
In-House Marriage Honey
as Yamagata Yuki
2019
Kamen Rider Zi-O: Special Event
as Geiz Myoukouin
2019
Super Juvenile Detective Team NEO Beginning
2019
Kamen Rider Zi-O the Movie: Over Quartzer
as Geiz Myoukouin / Kamen Rider Geiz
2019
Kamen Rider BiBiBi no Bibill Geiz
as Geiz Myokoin / Kamen Rider Geiz
2019
Kamen Rider Reiwa: The First Generation
as Geiz Myoukouin / Kamen Rider Geiz
2019
RIDER TIME: Kamen Rider Ryuki
as Geiz Myokouin / Kamen Rider Geiz
2019
仮面ライダージオウ スピンオフ RIDER TIME
2018
Samurai Sensei
as Toranosuke
2018
Kamen Rider Heisei Generations Forever
as Geiz Myoukouin / Kamen Rider Geiz
2018
Kamen Rider
as Geiz Myoukouin / Kamen Rider Geiz
2018
Unnatural
as 澤田・松本
2018
Kamen Rider Zi-O
as Geiz Myokoin / Kamen Rider Geiz
2018
Kamen Rider Zi-O: Transformation Lessons
as Geiz Kyokoin
2018
Heisei Kamen Rider 20 Series: Supplementary Plan
as Geiz Myoukouin
仮面ライダー 令和 ザ・ファースト・ジェネレーション