It's not an April Fools' joke. At least according to Amazon, one of the half dozen manga adaptations of infamous busty ninja game series Senran Kagura is coming to North America.
The retailer has Seven Seas releasing the ongoing Monthly Comic Alive seinen version from Amami Takatsume starting on November 5th.
Other versions include Manabu Aoi's shonen Senran Kagura: Guren no Uroboros in Comix Rex, Senran Kagura: Senshi Bankō no Haruka, Hikage Asahina's Senran Enji Kyonyū-gumi and Senran Kagura Spark! in Famitsu Comic Clear.