RIOT MUSIC's Saki Ashizawa & Iori Matsunaga

Welcome to my note!  With the announcement of " TUBEOUT! FES -2021 SUMMER- " and the confirmed appearances of RIOT MUSIC's Saki Ashizawa (@saki_ashizawa) & Iori Matsunaga (@iori_m_RIOT). Some of you might be wondering who they are and what