Moomin Day Mug 2024 Release Date. Moomin 2024 years mug cup 350ml going to the moomin sea mm202411 japan, the new mug celebrates moomin’s day and tove jansson’s birthday for. The new spring mug marks the seventh celebration of moomin’s day.

This charming mug is based on tove jansson’s novel,. The new spring mug marks the seventh celebration of moomin’s day.