Fix japanese-translate in README.ja.md
Fix japanese-translate in README.ja.md

ptMuta/sway,1ace/sway,4e554c4c/sway,ascent12/sway,taiyu-len/sway,ascent12/sway,SirCmpwn/sway,taiyu-len/sway,johalun/sway,taiyu-len/sway,4e554c4c/sway,1ace/sway,ascent12/sway,1ace/sway