{"rewrite":{"id":"r_17e3a8ad77d648e98fabdc67","clusterId":"c_faec0dae2a644b31b116c9d4","slug":"sewage-kingdom-nintendo-switch-version-launches-may-28","model":"deepseek-v4-flash","headline":"Sewage Kingdom Nintendo Switch Version Launches May 28","summary":"Meidensha Corporation and Clover Lab Inc. released the tower defense game Sewage Kingdom for Nintendo Switch on May 28. The game, set in a world where sewage treatment plants have failed, tasks players with purifying contaminated life forms using microorganisms. The Switch version costs 500 yen and is a complete one-time purchase with no additional charges, including 5 areas and over 50 stages. The cast includes voice actors Rina Sato, Ayane Sakura, and others.","whyItMatters":"The Switch release of Sewage Kingdom brings a niche educational tower defense game about sewage treatment to a new platform as a full, one-time purchase, with a cast of well-known voice actors.","webCardHtml":"\u003cp\u003eThe Nintendo Switch version of Sewage Kingdom, a tower defense game themed around sewage treatment, launched on May 28 as a download-only title priced at 500 yen. The game is set in a devastated world where water has been lost because sewage treatment plants stopped functioning. Players purify contaminated life forms called Prederia and Pollutants alongside microorganism commanders Bacter and Bactimon. Real water pollution indicators like BOD, SS, T-N, and T-P are incorporated into character attributes. Unlike the smartphone version, the Switch release is a complete one-time purchase with no extra charges, including 5 areas, over 50 stages, and a main scenario. The voice cast includes Maaya Uchida, Yuri Sakamoto, Ayane Sakura, Takahiro Sakurai, Rina Sato, Asami Shimoda, Akihiro Tajima, Mutsumi Tamura, Jun Fukuyama, Koki Hoshino, Aoi Yuki, and Yui Watanabe.\u003c/p\u003e","blueskyPost":"Sewage Kingdom translates real water quality indicators like BOD and SS into character stats, making its educational layer mechanical rather than cosmetic.","twitterPost":"Sewage Kingdom turns BOD and SS into character stats, embedding actual water quality metrics into its tower defense mechanics.","threadsPost":"Sewage Kingdom's Nintendo Switch version is a complete one-time purchase with no microtransactions, unlike the smartphone version. The game also incorporates real water pollution indicators like BOD and SS as character attributes, making its educational angle literal rather than thematic.","newsletterBlurb":"Sewage Kingdom, a tower defense game about sewage treatment, launched on Nintendo Switch on May 28. The game is a complete one-time purchase for 500 yen, featuring over 50 stages and a voice cast including Rina Sato and Ayane Sakura.","attributionJson":"[{\"source\":\"Denfaminicogamer\",\"url\":\"https://news.denfaminicogamer.jp/news/2605283m\",\"title\":\"Serious 'Sewage Treatment' Game 'Sewage Kingdom' Nintendo Switch Version Launches May 28; Featuring Voice Actors Rina Sato, Ayane Sakura and More\"}]","lintFlagsJson":"[]","lintHits":0,"costUsd":0,"inputTokens":3869,"outputTokens":635,"status":"published","repairAttempts":0,"nextRepairAt":null,"factsAttemptedAt":1779901420,"createdAt":"2026-05-27T17:03:36.000Z","publishedAt":"2026-05-27T17:16:39.000Z","updatedAt":"2026-05-27T17:16:39.000Z"},"cluster":{"id":"c_faec0dae2a644b31b116c9d4","canonicalTitle":"ガチすぎる“下水処理”ゲーム『下水王国』Nintendo Switch版が5月28日より配信開始。佐藤利奈さん、佐倉綾音さんら豪華声優陣が出演","representativeArticleId":"a_e7e5a793c00b4734dfe16dcf","sourceCount":1,"writtenSourceCount":1,"writeAttempts":0,"isSolo":true,"entitiesJson":"{\"anime_titles\":[],\"manga_titles\":[],\"work_titles\":[\"下水王国\"],\"studios\":[],\"people\":[\"佐藤利奈\",\"佐倉綾音\"],\"type\":\"release\",\"domain\":\"games\",\"is_roundup\":false}","contentType":"news","status":"published","firstSeenAt":"2026-05-27T15:00:29.000Z","lastSeenAt":"2026-05-27T15:00:29.000Z","updatedAt":"2026-05-27T17:16:39.000Z"},"attribution":[{"source":"Denfaminicogamer","url":"https://news.denfaminicogamer.jp/news/2605283m","title":"ガチすぎる“下水処理”ゲーム『下水王国』Nintendo Switch版が5月28日より配信開始。佐藤利奈さん、佐倉綾音さんら豪華声優陣が出演"}],"entities":{"anime_titles":[],"manga_titles":[],"work_titles":["下水王国"],"studios":[],"people":["佐藤利奈","佐倉綾音"],"type":"release","domain":"games","is_roundup":false},"keyFacts":["The Nintendo Switch version of Sewage Kingdom launched on May 28 as a download-only title for 500 yen.","The game is set in a world where sewage treatment plants have failed, and players purify contaminated life forms using microorganisms.","The Switch version is a complete one-time purchase with no extra charges, including 5 areas and over 50 stages.","Real water pollution indicators like BOD, SS, T-N, and T-P are incorporated into character attributes.","The voice cast includes Maaya Uchida, Ayane Sakura, Takahiro Sakurai, Rina Sato, Jun Fukuyama, and others."]}