These names were taken from a patriotic death poem ( called jisei no ku in waka poetry ) , Shikishima no Yamato-gokoro wo hito towaba , asahi ni niou yamazakura bana by the Japanese classical scholar , Motoori Norinaga .
These names were taken from a patriotic poem ( waka or tanka ) , written by the Japanese classical poet , Motoori Norinaga : `` Shikishima no Yamato-gokoro wo hito towaba , asahi ni niou yamazakura bana '' ( 敷島の 大和心を 人問はば 朝日に匂ふ 山桜花 ) .