Chiaki Matsushita/Relationships

Kei Karuizawa
Chiaki and Kei appear to be good friends.

She picked up pretty quick that Kei had feelings for Kiyotaka.

Maya Satō
Chiaki and Maya appear to be good friends.

Kiyotaka Ayanokōji
There is no direct interaction in the first season of the anime. However, she was confused by his awkward introduction.