When Shaab shuttered it left Pasadena devoid of shabu shabu. Now Osawa has taken over the exact same spot, serving shabu Shabu, sushi, and otsumami (small plates). Osawa is owned by Sayuri Tachibe, the wife of Chaya's corporate chef, Shigefumi Tachibe.
I went with Wandering Chopsticks who I know doesn't drink much so I ordered something sweeter that she can enjoy, a yuzu sake called Aladdin. Definitely easy to drink.