自由席

What it means

Cars where you sit in any free seat. Your ticket has no seat number, and the car can be full at busy times.

Watch for

Not every train has non-reserved cars. A train with only reserved seats is called 全車指定席 or 全席指定席, depending on the operator.

On operators’ English pages

Non-reserved seat

See also

• 指定席 reserved seat
• 全車指定席 all cars reserved

Sources

• General | FAQ | JR KYUSHU RAILWAY COMPANY · JR Kyushu
• 東海道・山陽新幹線からピーク期間のぞみ全席指定席のご案内 · JR Central
• 2026年お盆期間 新幹線自由席の混雑予測！指定席満席時に使える立席特急券も解説 | JREメディア · JR East (JRE media site)

Checked against operator and official sources · 2026-11-08