Hobonichi will launch the 'MOTHER's SUMMER' collection at the 'Lifestyle Exhibition' from June 1-7, 2026. The lineup includes high-performance parasols using Toray's fabric, New Era caps, and a special Converse All Star collaboration marking the 20th anniversary of MOTHER 3. Items will be available online starting May 25, while the physical event in Shinjuku will require reservations for the first day.