OTODAMA SEA STUDIO 2018 ~Kobushi Natsu Tamashii!!~ (OTODAMA SEA STUDIO 2018 ~こぶし夏魂!!~; OTODAMA SEA STUDIO 2018 ~Kobushi Summer Spirit!!~) was Kobushi Factory's 2018 summer live at OTODAMA SEA STUDIO. It took place on August 22, 2018.
The DVD was released on December 27, 2018 for fanclub and UP-FRONT WORKS Web Store pre-orders,[1][2] and it was released for general sale on January 16, 2019.