translation help on receiver of an arisaka rifle

[UniformGuy]

deactivated deact weapon gun replica militaria

It's the 3rd pic and thanks for the help.
Thanks- the uniform guy

 

[Lomaster]

九九式 - Type 99

Type 99 rifle - Wikipedia, the free encyclopedia
There's an image of the same engraving as yours in Wikipedia article's gallery

 

[UniformGuy]

Thank you very much