Schedule 0 [LEDIAp-17] Growth promotion of GaN point seed with lithium addition in the Sodium flux method *Kazuma Hamada1, Takumi Yamada1, Kosuke Nakamura1, Kosuke Murakami1, Masayuki Imanishi1, Masashi Yoshimura1, Yusuke Mori1 (1. Osaka University)