Marie Kai: Who She Is & Where She Is in 2026

Quick facts about Marie Kai:

Born: Not publicly confirmed

From: Japan

Active years: c. 2010–2011

Known for: Kamen Rider OOO (Chiyoko Shiraishi, Hitomi Maki)

Status now: Not publicly confirmed

Marie Kai is a Japanese actress who gained recognition for her roles in the Kamen Rider franchise. According to the Kamen Rider Wiki, she portrayed the characters Chiyoko Shiraishi and Hitomi Maki in the television series Kamen Rider OOO, which aired from 2010 to 2011. She also appeared in the 2011 film Kamen Rider Movie War Mega Max, according to IMDb. Per public web sources, she was represented by talent agencies including Cent Force, Staff-up, and Oscar Promotion during her acting career. Her work in the Kamen Rider series, a popular Japanese superhero franchise, brought her visibility among tokusatsu fans. Beyond acting, she has also been listed as a former model. Details about her personal life and later career are not widely documented in English-language sources.

Marie Kai's exact age and real name are not publicly confirmed. According to the Kamen Rider Wiki, her name is listed as Marie Kai (甲斐 まり恵, Kai Marie) in Japanese order. She is believed to be a Japanese national, and her professional career began in the late 2000s or early 2010s, based on her earliest known acting credits. Public records do not specify her date of birth or place of birth. Per her agency listings, she was represented by multiple talent agencies in Japan, indicating she worked as a professional actress and model. Her background before acting is not detailed in available public sources, but she is noted as having been a print model. There is no confirmed information about her education or family.

As of 2026, Marie Kai's current activities are not publicly confirmed. According to available web sources, her last known acting credits are from the early 2010s, including her role in Kamen Rider OOO and its related film. There is no verified social media presence or recent public appearances attributed to her under the name Marie Kai. Some online references mention a separate individual named Kai Cech, who is a young American actress, but that is a different person. It is possible that Marie Kai has retired from the entertainment industry or is pursuing a private life. Without recent interviews or official statements, her whereabouts and current occupation remain unconfirmed in public records.

Marie Kai's net worth is not publicly disclosed, and media outlets have not reported specific figures. As a Japanese actress and model, her income would have come from acting roles, modeling assignments, and talent agency work. According to public sources, her most prominent role was in Kamen Rider OOO, a long-running franchise that typically pays actors standard industry rates. She also appeared in the film Kamen Rider Movie War Mega Max. Her career appears to have been relatively brief, with no documented projects after 2011. Without confirmed recent work or business ventures, estimating her financial status is not possible. Any figures circulating online are speculative and should be treated as unverified.

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This profile of Marie Kai is compiled from publicly available information, including Kamen Rider Wiki, IMDb, Public web sources, public web search results. Figures such as net worth are widely reported estimates and are not officially confirmed. AI Angels is not affiliated with Marie Kai.

Last reviewed and updated: 2026-06-30. Compiled and fact-checked by the AI Angels editorial team from publicly available sources.

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