Souiu Toshigoro ni Nacchatta Toshi no Sa Shimai
そういう年頃になっちゃった年の差姉妹
The protagonist has a 10-year-old distant sister. They are pleased that the sister still looks up to them as she did before, but lately, they feel a stronger emotional connection to the younger sister than to their older one.
Isinasalin pa — orihinal na teksto sa English.
