本日7月31日は夕張さんの竣工（就役）日…ということで色々調べたら他にも
同日就役の艦娘がたくさんいたのでまとめてみました！

Today, July 31st, is Yuubari's construction completion (commission) day... is what it is, but when I did some research, I found that there were a whole load of shipgirls commissioned on the same day, so I tried doing a compilation!