Mos Burger x Tamagotchi Collab Returns: 4 Exclusive Freebies with Kids’ Waiwai Set from July 15
Key Takeaways: From July 15, 2026, the kids’ Mos Waiwai Set (560–680 yen) or the low-allergen set with drink (610 yen) comes with one of four Tamagotchi freebies: a holographic sticker set, mini clear case, letter bag, or Mametchi ballpoint pen. Quantities are limited and the campaign runs through late September at Mos Burger locations nationwide. Mos Food Services, the company behind Mos Burger, will offer collaboration freebies featuring Bandai’s beloved digital pet Tamagotchi with its kids’ Mos Waiwai Set starting Wednesday, July 15, 2026, at Mos Burger locations nationwide in Japan (some stores excluded). Available for a limited time and in limited quantities, this is the second Tamagotchi collaboration of the summer, following the 2026 Summer Lucky Bag. Second Summer Collab with Tamagotchi as It Turns 30 First released in 1996, Tamagotchi is a long-selling digital pet that celebrates its 30th anniversary this November. Its fanbase spans young children, […]
