Burma, Sri, Lanka, Laos, Thailand, and Cambodia are shaded red for Theravada. Tibet and Mongolia are shaded orange for Vajrayana. China, Korea, Vietnam, and Japan are shaded yellow for Mahayana.
Explanation: Burma, Sri, Lanka, Laos, Thailand, and Cambodia are shaded red for Theravada. Tibet and Mongolia are shaded orange for Vajrayana. China, Korea, Vietnam, and Japan are shaded yellow for Mahayana.