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Portrait of Kouki Niiyama

Acting

Kouki Niiyama

Career

Active in 2026 with 1 main title.

Leading roles
1
top three billing
Average score
Not enough ratings

Main genres

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    Recurring tags

      Works often with

      People in at least two of their main titles.

        Movies and TV shows

        6
        Type
        Role
        Score
        Decade
        Genre
        Group by

        2020s

        6 titles · average score 73
        No. 1 Sentai Gozyuger: Polar Beginning
        No. 1 Sentai Gozyuger: Polar Beginning (2026)

        as Seiya Aoto / Previous Gozyu Leon

        No. 1 Sentai Gozyuger
        No. 1 Sentai Gozyuger (2025)
        GoodWatch score 67

        TV show · as Previous Gozyu Leon

        Stingers: Undercover Verification Unit
        Stingers: Undercover Verification Unit (2025)

        TV show

        Love Is a Poison
        Love Is a Poison (2024)
        GoodWatch score 79

        TV show

        The Wife Whose Liver Was Taken Away
        The Wife Whose Liver Was Taken Away (2024)

        TV show · as Trainer

        Shimobee
        Shimobee (2022)

        TV show · as Haruhiko Sawamura [Young]