NATSUME ATARI - Pocky & Rocky Reshrined (Kiki Kaikai - Japanzon
: This is a standard file format used for Nintendo Switch digital software packages.
Known in Western regions as Pocky & Rocky Reshrined .
: This indicates the base version (1.0) of the game without any additional updates or patches. [JP] : Specifies the Japanese regional release.
01004A40167C2000 is the specific identifier for the Japanese version of this game on the Nintendo Switch.
The file you are referring to is a compressed archive containing a file in .nsp format, identified by its Japanese title and unique Title ID. Game Identity