Senran Chaos Kagura

Sonic, Shadow, Silver, and Tails have stopped another of Eggman's plans or so they thought as the mad scientist have trap them and use the Chaos Emeralds to teleport them to another world, luckily Shadow took the emeralds with them. Now, they'll have to live in their new home fighting alongside with ninja girls. Oh, and they've been turned on humans too. Harem. Lemon. Ninja Fun.