Intelligence Japanese American HBT Shirt And Paperwork

WWII - Occupation Period Military Intelligence Japanese American HBT Shirt And Paperwork. Standard issue late war HBT shirt.  Has a 1st Lt and Infantry metal collar device. Has a printed KUMAGAI twill namestrip and a rifle marksmanship badge pinned on pocket. Above the right pocket is a sold MI officers insignia. On the left sleeve is Headquarters Europe patch and on the right is a 5th Army patch. Shirt has been well worn and numerous repiars. Included is a large lot of black and white photos of the Japanese American and some misc paperwork. Cool group that we have not done any further research, maybe 442nd related?