〇Piu Banerjee^1,3, Tatsumi Hirata^2,3, Takuji Iwasato^1,3 (1.Laboratory of Mammalian Neural Circuits, National Institute of Genetics, Mishima 411-8540, Japan, 2.Brain Function Laboratory, National Institute of Genetics, Mishima 411-8540, Japan, 3.Department of Genetics, SOKENDAI, Mishima 411-8540, Japan)