How Did the Kanto Boys Survive?

They ate healthy exotic foods just like the Tasadays.

Ching sold tiratira, bukayo, hopia, champoy
The street vendors sold balut, okoy, taho
They climbed trees for hilaw na mangga, aratiles, bayabas

santol, kanasi( yung maasim ), clemens famous "yosi con candy" so that he wouldn't have to share anything, mamon, cosmos sarsaparilla, buko, taho, halo-halo at nesto bato's store, peanuts cooked in garlic, okoy.

Halo Halo from Nesto Bato's store