{"rewrite":{"id":"r_e16bcc1ac4a1945400c929ad","clusterId":"c_934c0a6499842001c84291a4","slug":"cedec2026-session-walks-through-xross-stars-tcg-development","model":"deepseek-v4-flash","headline":"CEDEC2026 Session Walks Through Xross Stars TCG Development","summary":"At CEDEC2026, freelance game designer Kenji Yoshida presented the development process behind Xross Stars, a TCG whose first set launched in August 2025 and features VTubers, streamers and e-sports players. The session centered on milestone management, which splits development into phases with verification gates. Xross Stars built cards around talents' real activities, chose disposable event cards over character cards, and spent about two months in the alpha phase before locking in four card types.","whyItMatters":"The session showed how milestone management, verbalized 'fun' criteria and deliberately cheap prototypes let a five-person team turn VTuber activities into a TCG that now holds roughly 10th place in domestic market share.","webCardHtml":"\u003cp\u003eAt CEDEC2026, freelance game designer Kenji Yoshida detailed how Xross Stars was built through milestone management. The session covered concept setting, prototyping and the alpha phase, which ran about two months and produced four card types.\u003c/p\u003e\u003cul\u003e\u003cli\u003e\u003cstrong\u003eCards placed on the field at match start\u003c/strong\u003e\u003c/li\u003e\u003cli\u003e\u003cstrong\u003eAttack cards in the deck\u003c/strong\u003e\u003c/li\u003e\u003cli\u003e\u003cstrong\u003eAttack boost cards in the deck\u003c/strong\u003e\u003c/li\u003e\u003cli\u003e\u003cstrong\u003eSpecial cards outside the deck, supplied between rounds\u003c/strong\u003e: the source of the game\u0026#39;s novelty\u003c/li\u003e\u003c/ul\u003e","blueskyPost":"At CEDEC2026, designer Kenji Yoshida detailed how the VTuber-focused TCG Xross Stars was built with milestone management. The team chose disposable event cards over character cards, verbalized 'fun' into three criteria, and locked four card types after a two-month alpha phase.","twitterPost":"At CEDEC2026, Kenji Yoshida walked through Xross Stars' development: milestone management, cheap prototypes, disposable event cards, and a two-month alpha phase that settled four card types for the VTuber-focused TCG.","threadsPost":null,"newsletterBlurb":"At CEDEC2026, freelance game designer Kenji Yoshida explained how Xross Stars was built using milestone management. The session covered the concept phase, prototyping with deliberately cheap cards, and the alpha phase that locked in four card types. Xross Stars, whose first set shipped in August 2025, features VTubers, streamers and e-sports players.","attributionJson":"[{\"source\":\"GameBusiness.jp\",\"url\":\"https://www.gamebusiness.jp/article/2026/09/01/27853.html\",\"title\":\"How Analog Card Games Are Made: An Explanation Centered on the Versatile Development Management System 'Milestone Management' [CEDEC2026]\"}]","lintFlagsJson":null,"lintHits":0,"costUsd":0,"inputTokens":6234,"outputTokens":3154,"status":"published","repairAttempts":0,"nextRepairAt":null,"factsAttemptedAt":1788353491,"createdAt":"2026-09-02T12:43:24.000Z","publishedAt":"2026-09-02T12:47:23.000Z","updatedAt":"2026-09-02T12:47:23.000Z"},"cluster":{"id":"c_934c0a6499842001c84291a4","canonicalTitle":"アナログカードゲームはどのように作られる？ 汎用性ある開発管理システム「マイルストーン管理」を軸に解説【CEDEC2026】","representativeArticleId":"a_b63923421826865a7d5416b9","sourceCount":1,"writtenSourceCount":1,"writeAttempts":0,"isSolo":true,"entitiesJson":"{\"anime_titles\":[],\"manga_titles\":[],\"work_titles\":[],\"studios\":[],\"people\":[],\"type\":\"news\",\"domain\":\"industry\",\"is_roundup\":false}","contentType":"news","status":"published","firstSeenAt":"2026-09-01T10:00:04.000Z","lastSeenAt":"2026-09-01T10:00:04.000Z","updatedAt":"2026-09-02T12:47:23.000Z"},"attribution":[{"source":"GameBusiness.jp","url":"https://www.gamebusiness.jp/article/2026/09/01/27853.html","title":"アナログカードゲームはどのように作られる？ 汎用性ある開発管理システム「マイルストーン管理」を軸に解説【CEDEC2026】"}],"entities":{"anime_titles":[],"manga_titles":[],"work_titles":[],"studios":[],"people":[],"type":"news","domain":"industry","is_roundup":false},"keyFacts":null}