1.
ticket
A piece of paper that gives the holder a right to admission or travel.
券 means ticket, voucher, or coupon - a document that grants rights or can be exchanged.
COMMON COMPOUNDS:
Tickets:
Vouchers/Coupons:
COMMON PATTERNS:
NOTE:
食券 (meal ticket) is common at ramen shops and cafeterias - you buy it from a machine before ordering.