Kazuto Ooto (大音 かずと) is a minor character and Ikuta Erika the 11th's father. He works as movie director, and by now has produced many successful movies.
Kazuto is a famous movie director.
Ooto is written as 大音.
大 ("O") can be translated as big or large and 音 ("Oto") as sound. 大音 can also be translated as loud.
The meaning of Kazuto (かずと) is unknown.