Keiichi Ogino, then 35, joined as an initial blacksuit on Yukio Tonegawa's project team within the Teiai Group. He was born in Zambia, southern Africa. Before Teiai, Ogino aspired to be a comedian. This comedic background became relevant later when he reunited with his former comedy duo partner. After the project team disbanded and years following Tonegawa's departure from Teiai, Ogino continued working as a blacksuit. He remained actively involved in creating comedic material and ideas, balancing his corporate duties with his enduring passion for comedy. He competed alongside his former partner in events like the M-1 Grand Prix, though their collaboration never advanced beyond the second round.