魔剣
https://2.bp.blogspot.com/-MvQahchUBaU/W9RcWMrSeCI/AAAAAAABPqQ/fzqkqcCa8uA1XyFWzbSlp9gsJv9-Qvw_QCLcBGAs/s400/game_ken_maken.png
https://www.irasutoya.com/2018/11/blog-post_789.html