OneeChanbara (お姉チャンバラ), initially defined The OneeChanbara , is a series of action-adventure hack and slash video games developed by Tamsoft for D3 Publisher's Simple 2000 series for the PlayStation 2 and later ported on Xbox 360, Wii, PSP, PS3, PS4 and cellular phones. The title is a portmanteau of the Japanese words onee-chan and chanbara .