Add yaechan's impression
Added my comment
Add my impression
Add my impression
Merge pull request #324 from techKazu/work

Added my comment
Merge pull request #326 from kawataka0801/work

Add my impression
Merge pull request #327 from himejima/work

Add my impression
Merge pull request #321 from yaechan/work

Add yaechan's impression
Fix style
Merge pull request #328 from hirocaster/fix-style

Fix style