- Goumon Baito-kun no Nichijou Hologram Tin Badge Set of 2 Sero & Siu (Diomedea, ¥1430): https://www.amiami.com/eng/detail/?gcode=GOODS-04891530 - Goumon Baito-kun no Nichijou Hologram Tin Badge Set of 2 Mike & Hugh (Diomedea, ¥1430): https://www.amiami.com/eng/detail/?gcode=GOODS-04891531 - Goumon Baito-kun no Nichijou Thumbnail Shiny Sticker Set Sero & Siu (Diomedea, ¥1100): https://www.amiami.com/eng/detail/?gcode=GOODS-04891532 - Goumon Baito-kun no Nichijou Thumbnail Shiny Sticker Set Mike & Hugh (Diomedea, ¥1100): https://www.amiami.com/eng/detail/?gcode=GOODS-04891533