Talk:Nagato/@comment-121.99.154.207-20131121023518/@comment-139.193.142.146-20131122214832

It's just an onomatopoeia that roughly means warm and fluffy. IIRC the reason the apron appears a lot is because it's semi-official. Shizuma Yoshinori, the artist for Nagato, drew an illustration of Nagato and Yamato where Nagato is wearing the pukapuka apron: http://gallery.minitokyo.net/view/631360