Mega Man Upon a Star (1993)

Yuuta is preoccupied with his Mega Man game on Omisoka, and isn't going downstairs to celebrate the holiday with Akane and his parents. He and Akane hit the console by accident after arguing. This means Mega Man is again transported into the real world, so he gets to celebrate New Years' Eve with the Kobayashi family. After learning about otoshidama and watching the celebrations on TV, Mega Man finds out that Dr. Wily ended up at Dr. Light's lab, stole Dr. Light's newest creation, a time machine, and kidnapped Roll.