{
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  "@type": "Person",
  "@id": "https://www.screensearch.co.uk/person/2800663/koki-koyasu",
  "name": "Koki Koyasu",
  "url": "https://www.screensearch.co.uk/person/2800663/koki-koyasu",
  "knownForDepartment": "Acting",
  "description": "Koki Koyasu is a Japanese voice actor. He is the son of popular voice actor Takehito Koyasu and a member of his agency T's Factory.",
  "birthDate": "1994-01-09",
  "birthPlace": "Tokyo, Japan",
  "alternateName": [
    "Kouki Koyasu",
    "子安 光樹",
    "Kōki Koyasu",
    "子安光树"
  ],
  "image": "https://image.tmdb.org/t/p/w500/rTY2DUQgPPwEXAlID8FmIZxIRAX.jpg",
  "sameAs": [
    "https://www.imdb.com/name/nm12276924"
  ],
  "lastVerified": "18 May 2026",
  "filmography": [
    {
      "mediaType": "tv",
      "tmdbId": 65942,
      "title": "Re:ZERO -Starting Life in Another World-",
      "year": "2016",
      "role": "as Roswaal B. Mathers (voice)",
      "roleKind": "cast",
      "voteAverage": 7.9,
      "posterUrl": "https://image.tmdb.org/t/p/w500/5MrRCj7z92YLWMXHeWKp19eJPYv.jpg",
      "screenSearchUrl": "https://www.screensearch.co.uk/watch/tv/65942/re-zero-starting-life-in-another-world-2016"
    },
    {
      "mediaType": "tv",
      "tmdbId": 240411,
      "title": "Dan Da Dan",
      "year": "2024",
      "role": "as Male Student A (voice)",
      "roleKind": "cast",
      "voteAverage": 8.552,
      "posterUrl": "https://image.tmdb.org/t/p/w500/6qfZAOEUFIrbUH3JvePclx1nXzz.jpg",
      "screenSearchUrl": "https://www.screensearch.co.uk/watch/tv/240411/dan-da-dan-2024"
    },
    {
      "mediaType": "tv",
      "tmdbId": 85937,
      "title": "Demon Slayer: Kimetsu no Yaiba",
      "year": "2019",
      "role": "as (voice)",
      "roleKind": "cast",
      "voteAverage": 8.633,
      "posterUrl": "https://image.tmdb.org/t/p/w500/xUfRZu2mi8jH6SzQEJGP6tjBuYj.jpg",
      "screenSearchUrl": "https://www.screensearch.co.uk/watch/tv/85937/demon-slayer-kimetsu-no-yaiba-2019"
    },
    {
      "mediaType": "tv",
      "tmdbId": 138357,
      "title": "Call of the Night",
      "year": "2022",
      "role": "as Kai (voice)",
      "roleKind": "cast",
      "voteAverage": 7.6,
      "posterUrl": "https://image.tmdb.org/t/p/w500/rDhwDG2ii8c3nCcfUNp6mogGQ93.jpg",
      "screenSearchUrl": "https://www.screensearch.co.uk/watch/tv/138357/call-of-the-night-2022"
    },
    {
      "mediaType": "tv",
      "tmdbId": 95269,
      "title": "Toilet-Bound Hanako-kun",
      "year": "2020",
      "role": "as Male Classmate A (voice)",
      "roleKind": "cast",
      "voteAverage": 8.6,
      "posterUrl": "https://image.tmdb.org/t/p/w500/h1X1G8Q9Ba9Vy1YIgXHduenP8nv.jpg",
      "screenSearchUrl": "https://www.screensearch.co.uk/watch/tv/95269/toilet-bound-hanako-kun-2020"
    },
    {
      "mediaType": "tv",
      "tmdbId": 99995,
      "title": "I'm Standing on a Million Lives",
      "year": "2020",
      "role": "as Nomura (voice)",
      "roleKind": "cast",
      "voteAverage": 6.538,
      "posterUrl": "https://image.tmdb.org/t/p/w500/vdUva7C2B1wZI2D4vjBSWJIc8IG.jpg",
      "screenSearchUrl": "https://www.screensearch.co.uk/watch/tv/99995/i-m-standing-on-a-million-lives-2020"
    },
    {
      "mediaType": "tv",
      "tmdbId": 104852,
      "title": "Hortensia SAGA",
      "year": "2021",
      "role": "as Camellia Soldier (voice)",
      "roleKind": "cast",
      "voteAverage": 5.4,
      "posterUrl": "https://image.tmdb.org/t/p/w500/sMOKvb61HaIJLFbSZrUvOj1TeWl.jpg",
      "screenSearchUrl": "https://www.screensearch.co.uk/watch/tv/104852/hortensia-saga-2021"
    },
    {
      "mediaType": "tv",
      "tmdbId": 307679,
      "title": "Reiwa ni Kannou Shousetsu Tsukuttemasu",
      "year": "2026",
      "role": "as Oizumi Aoi",
      "roleKind": "cast",
      "voteAverage": 9,
      "posterUrl": "https://image.tmdb.org/t/p/w500/vFMcI9zhOQAikZLJaQ9RqFYctB2.jpg",
      "screenSearchUrl": "https://www.screensearch.co.uk/watch/tv/307679/reiwa-ni-kannou-shousetsu-tsukuttemasu-2026"
    }
  ]
}