The tag is Japan size. US size is for reference only.

Refer to the following measurements.

US XS (JP S)

Length: 98 cm, Shoulder Width: 57.4 cm, Chest: 141.6 cm, Sleeve length: 50.3 cm

US S (JP M)

Length: 100 cm, Shoulder Width: 58.4 cm, Chest: 146.6 cm, Sleeve length: 51.3 cm

US M (JP L)

Length: 102 cm, Shoulder Width: 59.4 cm, Chest: 151.6 cm, Sleeve length: 52.3 cm

US L (JP XL)

Length: 104 cm, Shoulder Width: 60.4 cm, Chest: 156.6 cm, Sleeve length: 53.3 cm