
Acting
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".

Suiheisen

Fast Break
as Satoru Saiga

Honey Lemon Soda
as Student

Kamen Rider Zi-O: Final Stage
as Geiz Myokoin / Kamen Rider Geiz

Kamen Rider Zi-O NEXT TIME: Geiz, Majesty
as Geiz Myokoin / Kamen Rider Geiz

Grim Reaper Case Book
as Ippachi

Kamen Rider Reiwa: The First Generation
as Geiz Myoukouin / Kamen Rider Geiz

Super Juvenile Detective Team NEO Beginning

Kamen Rider BiBiBi no Bibill Geiz
as Geiz Myokoin / Kamen Rider Geiz

Kamen Rider Zi-O: Special Event
as Geiz Myoukouin
DEAD ENDー羅刹の刻印ー
as Aoi Soji · 3 ep.

GRAPARA!
as Sumida Shinobu · 8 ep.

Love Thunder
as Somei Aoi · 27 ep.

Cosmetic Playlover
as Sahashi Tenma · 3 ep.

Stage Play "Journey to the West"
1 ep.

Sugar Sugar Honey
as Akanishi Sota · 8 ep.

Marriage with Me? Seriously?
8 ep.

Mr. Unlucky Has No Choice but to Kiss!
as Saku Tsujimura · 8 ep.

The 8.2 Second Rule
as Shuto Miyagi · 1 ep.

RIDER TIME: Kamen Rider Zi-O VS Decade
as Geiz Myoukouin / Kamen Rider Gates · 3 ep.