正月ゆかぱい

New year's Yukapai

<tn>Portmanteau of "Yukari" and "Oppai", also used as "a pixiv tag for posts featuring Yukari's breasts":https://dic.pixiv.net/a/%E6%9D%B1%E6%96%B9%E3%81%8A%E3%81%A3%E3%81%B1%E3%81%84%E3%82%BF%E3%82%B0%E4%B8%80%E8%A6%A7 </tn>