FESTIVER Launches Mori Calliope Collaboration Collection in South Korea
FESTIVER, a fandom lifestyle brand, has launched a collaboration collection with hololive English VTuber Mori Calliope. The lineup includes tech accessories like phone cases and earphone cases, as well as collectible acrylic stands and a mousepad. The collection is available exclusively through South Korean sales channels starting June 12, 2026, with a 15% discount for fans who purchase from the official FESTIVER store.