without some details:
okada and miyoshi from ishikawa's trio biyuden held a handshake and signing session for their photobook in tokyo ginza.
okada yui, who proudly showed her huge boobs in a bikini (yes, really!) said "the one with good style is me. I was happy to wear a pink flamingo swimsuit" miyoshi said "we followed ishikawa san's advice about expression. I'd like to make a sexy photobook with all 3 of us."