This is not really my domain but have had a look.
Japanese records are mainly just numbers,
Have picked out what I can, not that easy.
Jap Index Card is in Japanese,with English written where from etc,service corps/number ,pretty basic.
British Army Roll of Honour gives Theatre of War as Netherlands East Indies.
Number 10536797 RAOC born London EC.
Death 17 May 1945.
Another image 08/03/1943---17/5/1945
Camp MA.
Prison camp Malaya,Birth 1908 Res London.
Arch ref,WO 345/54
Believe POW No,17202 may also be camp number.
Bandoeng Draft 1st Batch British Ward P H H. 1943.
Death details, WARD Percy Herbert Horace, A, Lcpl, 2, Death 17/5/45 Cemetery Camp 2 kms 4
[191] near PAKAN BAROE with his service no there are these,,,,,,11017 and 4534
You need to find more help on this,Brionne