Koike and Ishikawa are senior and junior at the office. In the drama, they are president and subordinate (from Moka Ishikawa’s Instagram @ishikawa_moka).
Eiko Koike is like a mother in Tokyo”… “Eiko Koike’s unexpected true face” as told by Moka Ishikawa, a junior co-star of “The House without a Kotatsu”.