Yôko Yamanaka was born in 1997 in Nagano, Nagano, Japan. She is a director and writer, known for Desert of Namibia (2024), Amiko (2017) and Konya sukiyaki dayo (2023).
21-year-old Satsuki swaps boyfriends frequently, unconcerned with career or societal norms. Her unpredictable behavior leads to a misdiagnosis of bipolar disorder, as she navigates a rigid, patriarchal society.