時渡りの論破屋 ～江戸城無血開城を死守せよ！～
Explore Edo, gather testimony and evidence, and expose lies that could rewrite history. Join high school student Ren and his time-repair companion Chrono in a historical mystery adventure. Connect clues and solve puzzles to protect the meeting between Katsu Kaishu and Saigo Takamori.
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