Happinet Media Marketing Co., Ltd., a subsidiary of Happinet Corporation, announced the release of original merchandise featuring Heisei-era fancy characters at the '9th Showa & Heisei Retro World Exhibition'. The event will be held at the Tobu Department Store Ikebukuro from May 14 to May 19, 2026. Available items include popular 3D stickers, cute glitter can badges, and photo booth-style mini bromides. These products aim to bring back the nostalgic excitement of the Heisei era.