This trunk was designed to store NBC suit parts. There's the translation of the marks:
- Anti-poison clothing (防毒被服)
- Repair tools(修理工具).
- Family name, Yoshinaga.(吉永)
- Showa 18 Osaka Depot The vertical square is the manufacturer and the oval stamp is inspector.
In the inside it had a paper with the instructions and parts. Also it has some ropes to prevent movement of the articles.
I hope you all liked it!