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Seiso Master KEN

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About Seiso Master KEN

Seiso Master KEN is a 2D action game set in 299X, after the world is engulfed in nuclear flames. As the city is rebuilt, cleaning technology becomes essential, and cleaning dominates the era.

Clean battles

Ota, a cleaner belonging to the Yamada group, attacks a store run by an old man. KEN challenges Ota to a clean battle, competing to clean and charge.

Stages and characters

The game has 30 or more stages and seven playable characters. You can skip difficult stages.

Frequently asked questions

Steam lets publishers create keys to sell in other shops. Once you activate a key, the game is yours to keep, just like a store purchase.

Disclaimer: CD keys have an inherent 1–2% average failure rate. Check the shop terms for buyer protection info. Steam offers no buyer protection for keys bought in other shops and doesn't refund them.

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