01 - Place the chicken thighs or breasts in an even layer at the bottom of the slow cooker.
02 - In a mixing bowl, combine the soy sauce, honey, light brown sugar, vinegar, sesame oil, minced garlic, and ginger. Whisk until thoroughly blended.
03 - Pour the teriyaki sauce mixture evenly over the chicken in the slow cooker.
04 - Cover and cook on low for 5 to 6 hours or on high for 3 to 4 hours, until the chicken is tender and cooked through.
05 - Remove the chicken from the slow cooker and use two forks to shred the meat.
06 - In a small bowl, whisk together the cornstarch and water to form a slurry. Stir this mixture into the sauce remaining in the slow cooker.
07 - Return the shredded chicken to the slow cooker, mix to coat thoroughly, and cook for an additional 10 to 15 minutes until the sauce has thickened slightly.
08 - Spoon the teriyaki chicken over cooked rice. Garnish with sesame seeds and chopped green onions before serving.