Mayumi Akutagawa

Mayumi/Mayumi Akutagawa is the former hand shaker partner, the daughter of Dr. Akutagawa and Mrs. Akutagawa, the older twin sister of Koyori Akutagawa and the current partner of Daichi Nagaoka where she is known as 'Silver Cocoon' and together they are known as Team Cocoon. Mayumi is a very cute girl who visually has the same appearance as Koyori Akutagawa due to them being twin sisters where her skin tone is shown to be very pale and she has silver hair and eyes. She wears a traditional Japanese kimono at all times and has a bundle of flowers sitting on her hair. Like Koyori Akutagawa, Mayu...