Good luck flag help

[adler3]

I picked this up at a flea market. Any thoughts?

[adler3]

Hello
Across the top of your flag

八紘一宇
Hakkō Icchu　
Eight corners of the world under one crown (Japanese patriotic slogan)

武運長久　
Buun Chōkyū
Everlasting luck in battle

内閣恩給局
Personnel and Pension Bureau

Various kanji (bravery, loyalty) followed by random names with ranks
Loyalty. Ida Ichiro
Bravery. Captain Nakano
Decisiveness. Lieutenant Itō
etc...