{"rewrite":{"id":"r_7907879db51439de0fd8a469","clusterId":"c_2263db768e04ad17ac7ad934","slug":"project-sekai-adds-eien-hanahadashii-as-new-rhythm-game-song","model":"deepseek-v4-flash","headline":"Project Sekai Adds Eien Hanahadashii as New Rhythm Game Song","summary":"Project Sekai: Colorful Stage! feat. Hatsune Miku added the song Eien Hanahadashii on June 12, 2026. The track, composed by Shishi Shishi, is available in two versions: a Sekai version sung by Megurine Luka and Vivid BAD SQUAD, and a Virtual Singer version sung by Hatsune Miku. A 3DMV for the song also released on the official YouTube channel.","whyItMatters":"The addition gives players a new rhythm game song with two vocal arrangements and a corresponding 3DMV, expanding the game's music library and multimedia content.","webCardHtml":"\u003cp\u003eThe rhythm game Project Sekai: Colorful Stage! feat. Hatsune Miku added the song Eien Hanahadashii on June 12, 2026. The track was composed by Shishi Shishi. Players can unlock it by exchanging a Music Card at the in-game Music Shop.\u003c/p\u003e\u003cp\u003eThe song has two versions: a Sekai version sung by Megurine Luka and the unit Vivid BAD SQUAD, and a Virtual Singer version sung by Hatsune Miku. A 3DMV for the song also launched on the official Project Sekai YouTube channel.\u003c/p\u003e","blueskyPost":"Project Sekai added Eien Hanahadashii as a new rhythm game song on June 12. The track has two vocal versions and a 3DMV is out on YouTube.","twitterPost":"Project Sekai added Eien Hanahadashii as a new rhythm game song on June 12. The track has two vocal versions and a 3DMV is out on YouTube.","threadsPost":null,"newsletterBlurb":"Project Sekai added Eien Hanahadashii as a new rhythm game song on June 12. The track, composed by Shishi Shishi, has a Sekai version sung by Megurine Luka and Vivid BAD SQUAD, and a Virtual Singer version sung by Hatsune Miku. A 3DMV also released on YouTube.","attributionJson":"[{\"source\":\"4Gamer.net\",\"url\":\"https://www.4gamer.net/games/476/G047609/20260612032/\",\"title\":\"Eien Hanahadashii added to Project Sekai, 3DMV also released\"}]","lintFlagsJson":null,"lintHits":0,"costUsd":0,"inputTokens":3891,"outputTokens":558,"status":"published","repairAttempts":0,"nextRepairAt":null,"factsAttemptedAt":1781250688,"createdAt":"2026-06-12T07:42:47.000Z","publishedAt":"2026-06-12T07:47:26.000Z","updatedAt":"2026-06-12T07:47:26.000Z"},"cluster":{"id":"c_2263db768e04ad17ac7ad934","canonicalTitle":"「プロセカ」に楽曲「永遠甚だしい」が登場。3DMVも公開に","representativeArticleId":"a_6a6f4af7dff4d92803ea63ec","sourceCount":1,"writtenSourceCount":1,"writeAttempts":0,"isSolo":true,"entitiesJson":"{\"anime_titles\":[],\"manga_titles\":[],\"work_titles\":[\"Project Sekai: Colorful Stage! feat. Hatsune Miku\",\"Eien Hanahadashii\"],\"studios\":[],\"people\":[],\"type\":\"news\",\"domain\":\"games\",\"is_roundup\":false}","contentType":"news","status":"published","firstSeenAt":"2026-06-12T07:10:37.000Z","lastSeenAt":"2026-06-12T07:10:37.000Z","updatedAt":"2026-06-12T07:47:26.000Z"},"attribution":[{"source":"4Gamer.net","url":"https://www.4gamer.net/games/476/G047609/20260612032/","title":"「プロセカ」に楽曲「永遠甚だしい」が登場。3DMVも公開に"}],"entities":{"anime_titles":[],"manga_titles":[],"work_titles":["Project Sekai: Colorful Stage! feat. Hatsune Miku","Eien Hanahadashii"],"studios":[],"people":[],"type":"news","domain":"games","is_roundup":false},"keyFacts":["Project Sekai: Colorful Stage! feat. Hatsune Miku added the song Eien Hanahadashii on June 12, 2026.","The track was composed by Shishi Shishi.","The song has two versions: a Sekai version sung by Megurine Luka and Vivid BAD SQUAD, and a Virtual Singer version sung by Hatsune Miku.","A 3DMV for the song launched on the official Project Sekai YouTube channel.","Players can unlock the song by exchanging a Music Card at the in-game Music Shop."]}