In Arufumi Vol. 2 (supplement volumes of explanatory notes in Nihonshoki), it is referred to as Amatsu Kami (god of heaven), and Futsunushi no Kami and Takemikazuchi no Mikoto say they would first kill an evil god called Amenokagaseo, otherwise known as Amatsumikaboshi in Takamanohara (plain of high heaven), before the conquest of Ashihara no nakatsukuni.
第二の一書では天津神となっており、経津主神・武甕槌命が、まず高天原にいる天香香背男、別名を天津甕星という悪い神を誅してから葦原中国平定を行うと言っている。