Serika is a follower of Reika since the 1st grade of primary school. [c3] She was in Reika’s class from 1st grade to 6th grade, [c21] and later, in her 3rd year in high school.
Serika and Kikuno were fans of Kaburagi Masaya since 1st grade. [c6]
Her family has a holiday home in Hawaii and they went there in her 1st grade summer vacation. [c6]