Tender Chicken Teriyaki

1. Place each breast between sheets of moistened plastic wrap carefully pound very thin, without tearing.
2. Combine remaining ingredients-mix well.
3. Add chicken and turn to coat well.
4. Cover and chill for 4-48 hours.
5. Remove from marinade, drain.
6. Grilli or broil for 5-10 minutes per side, basting often.
7. Serve hot, with rice.