Tea Sun In is a Korean animation director.
In is credited as animation director in the following Yu-Gi-Oh! GX episodes.
- #007 "Duel and Unusual Punishment"
- #018 "The King of Copycats, Part 1"
- #023 "The Little Belowski"
- #032 "Field of Screams, Part 2"
- #038 "Get Yarr Game On!"
- #043 "Hearts Are Wild"
- #049 "Rise of the Sacred Beasts, Part 2"
- #052 "The Graduation Match, Part 2"
- #055 "A Hassleberry Hounding"
- #059 "A New Breed of Hero, Part 2"
- #062 "A Greater Porpoise"
- #065 "No Pain, No Game"
- #068 "Homecoming Duel, Part 2"
- #072 "Not Playing With a Full Deck"
- #076 "Taken by Storm, Part 2"
- #081 "Let's Make a Duel!"
- #085 "Rah, Rah, Ra!"
- #090 "Pro-Dueling"
- #094 "Heart of Ice, Part 2"
- #098 "Ultimate Destiny"
- #102 "The Hands of Justice, Part 1"
In is credited as animation director in the following Yu-Gi-Oh! 5D's episodes.
- #070 "The Wicked Spirit"
- #075 "Acceleration"
- #086 "Duelist for Hire"
- #088 "Showdown at Sundown, Part 2"
- #092 "Clash at Crash Town, Part 2"