Natsume Yuujinchou: Itsuka Yuki no Hi ni  

Natsume’s Book of Friends: On a Certain Snowy Day, Natsume Yuujinchou OVA, Natsume Yujincho OVA, Natsume's Book of Friends OVA, Natsume on One Snowy Day, 夏目友人帳 新作OVA いつかゆきのひに, Natsume's Book of Friends: Sometime on a Snowy Day

While taking a stroll during the winter season, Natsume encounters a snowman yokai who appears to be in search of an item that they have misplaced and are having difficulty remembering. Despite being uncertain about the specific object they are seeking, Natsume decides to assist them in their quest, regardless.