Golden Daysゴールデン・デイズ; ゴールデン.デイズ; 골든 데이즈; Hồi ức vàng (vietnam); أيام المجد - الأيام الذهبية - (Arabic); 黃金歲月 (chinese); ย้อนยุคไปสะดุดรัก (Thai)

[From Ivyscan]: Feeling rebellious toward his overprotective mother, Soma Mitsuya, a first-year high school student, only cares about his violin and his hospitalized grandfather. On the night his grandfather’s condition suddenly worsens, an earthquake hits, sending Mitsuya to 1921 in the Taisho era…