Rose Guns Days

Rose Guns Days (ローズガンズデイズ) is a Japanese Alternate history dōjin soft visual novel series written by Ryukishi07 and produced by 07th Expansion.

Story
Rose Guns Days takes place in an alternate history Tokyo following the end of World War II. On April 1, 1944, Japan was largely destroyed by a natural disaster, bringing an abrupt end to the war. American and Chinese forces occupied Japan and contributed humanitarian aid, eventually causing a mass influx of immigration and cultural influence. The Japanese people became a minority within Japan and the Japanese language was rarely spoken in favor of English or Chinese.