Wa is a tonkatsu restaurant on the second floor of a building on Jaseong-ro in Dong-gu, Busan. It serves Japanese-style tonkatsu and katsunabe, including cheese tonkatsu, spicy seafood katsudon, and katsunabe. The soba set meal is built around soba as the main dish with tonkatsu on the side. The portion is on the small side for an adult man.