Kono Kekkon Ni Ai Wa NaiWith Marriage Begins Love ; 結婚は戀の始まり ; この結婚に愛はない ; There's No Love in This Marriage: A Taisho Story ; Kono kekkon ni ai wa nai

From (https://twitter.com/i/events/1050973510942617600):Set in the Taisho era. The story of how a teacher and his student, with a number of years between them, got married due to their families being close, and how their relationship slowly progresses.