Aside from the fact that Japanese has been a part of the Philippine History, it also had contributed a lot of things like culture wise, the foods, the friendship, the language, and the people.
Digging of treasure is actually cannot be considered as a contribution of the Japanese..if ever it is, it is irrelevant...some of the contribution of the Japanese in the Philippines is that they...
In 1942 the Japanese came to the Philippines as invaders, and they were not well liked. If they made any contribution to Philippine culture, this contributor is unaware of it.
The World War II was against 2 large military alliances- the Axis(Germany, Italy and Japan) and the Allies(UK, US, Russia and France)The Philippines then, was under the America.