{"rewrite":{"id":"r_81749cd794fe4f22c9cd9624","clusterId":"c_0598c9957d92f9c0ccc12cb8","slug":"nijisanji-newcomer-ryuichiro-yamada-debuts-with-original-song","model":"deepseek-v4-flash","headline":"Nijisanji Newcomer Ryuichiro Yamada Debuts With Original Song","summary":"Ryuichiro Yamada, a new Nijisanji VTuber who debuted on August 28, 2026, has digitally released his original song \"Itsuka no Shiawase\" along with a music video. Yamada wrote the lyrics, composed, mixed, and mastered the track himself, with fellow debutant Taiga Kaminaga playing viola and violin. His subscriber count was nearing 100,000 by August 29.","whyItMatters":"Yamada handling lyrics, composition, mixing, and mastering for his debut song, released digitally with a music video at debut, is an unprecedented format for a VTuber debut.","webCardHtml":"\u003cp\u003eRyuichiro Yamada, who debuted from Nijisanji on August 28, 2026, has released his original song \u0026#34;Itsuka no Shiawase\u0026#34; digitally, with a music video published as well. The track is fully self-produced: Yamada wrote the lyrics, composed the music, and handled mixing and mastering. His fellow debutant Taiga Kaminaga participated as a viola and violin player, and Ren Tsukakoshi provided guitar and guitar arrangement.\u003c/p\u003e\u003cp\u003eThis marks an unprecedented format for a VTuber debut, with the VTuber themselves handling lyrics and composition and releasing the song digitally along with a music video at the same time as the debut. Yamada, known alongside Kaminaga as a music-focused VTuber with classical tastes and training, saw his channel subscriber count approach 100,000 by 5:00 PM on August 29.\u003c/p\u003e","blueskyPost":"Nijisanji newcomer Ryuichiro Yamada dropped his original song \"Itsuka no Shiawase\" at debut on Aug 28, with lyrics, composition, mixing, and mastering all his own. Fellow debutant Taiga Kaminaga plays viola and violin. Sub count nearing 100k.","twitterPost":"Nijisanji's new VTuber Ryuichiro Yamada released original song \"Itsuka no Shiawase\" at his Aug 28 debut, handling lyrics, composition, mixing, and mastering himself. Taiga Kaminaga plays viola and violin. Sub count nearing 100k.","threadsPost":null,"newsletterBlurb":"Nijisanji newcomer Ryuichiro Yamada debuted with an original song, \"Itsuka no Shiawase,\" which he wrote, composed, mixed, and mastered himself. Fellow debutant Taiga Kaminaga contributed viola and violin. The digital release with a music video at debut is an unprecedented format for a VTuber.","attributionJson":"[{\"source\":\"PANORA\",\"url\":\"https://panora.tokyo/archives/154778\",\"title\":\"Nijisanji New VTuber Ryuichiro Yamada Releases Original Song \\\"Itsuka no Shiawase\\\" at Debut, Music Video Also Published\"}]","lintFlagsJson":null,"lintHits":0,"costUsd":0,"inputTokens":4242,"outputTokens":666,"status":"published","repairAttempts":0,"nextRepairAt":null,"factsAttemptedAt":1788048344,"createdAt":"2026-08-29T23:57:04.000Z","publishedAt":"2026-08-30T00:01:44.000Z","updatedAt":"2026-08-29T23:57:04.000Z"},"cluster":{"id":"c_0598c9957d92f9c0ccc12cb8","canonicalTitle":"にじさんじ 新人VTuber 山田龍一郎 作詞作曲を務めるオリジナル曲「いつかの幸せ」をデビューと同時リリース ミュージックビデオも公開に","representativeArticleId":"a_8f19fbda540a9f7b9f47cd18","sourceCount":1,"writtenSourceCount":1,"writeAttempts":1,"isSolo":true,"entitiesJson":"{\"anime_titles\":[],\"manga_titles\":[],\"work_titles\":[\"いつかの幸せ\"],\"studios\":[],\"people\":[\"山田龍一郎\"],\"type\":\"announcement\",\"domain\":\"vtuber\",\"is_roundup\":false}","contentType":"news","status":"published","firstSeenAt":"2026-08-29T08:05:42.000Z","lastSeenAt":"2026-08-29T08:05:42.000Z","updatedAt":"2026-08-30T00:01:45.000Z"},"attribution":[{"source":"PANORA","url":"https://panora.tokyo/archives/154778","title":"にじさんじ 新人VTuber 山田龍一郎 作詞作曲を務めるオリジナル曲「いつかの幸せ」をデビューと同時リリース ミュージックビデオも公開に"}],"entities":{"anime_titles":[],"manga_titles":[],"work_titles":["いつかの幸せ"],"studios":[],"people":["山田龍一郎"],"type":"announcement","domain":"vtuber","is_roundup":false},"keyFacts":null}