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<Quitting My Destiny> Seoul Independent Film Festival : SIFF (2020) - Festival Choice
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<Quitting My Destiny> Jeonju International Film Festival : JIFF (2020) - Korean Competition for Shorts
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<Wild Animals > Muju Film Festival : MJFF (2020) - Contemporary Panorama
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<Wild Animals > PyeongChang International Peace Film Festival (2020) - Spectrum
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<Wild Animals > Seoul International Children's Film Festival: SICFF (2020)
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<Ireesha, The Daughter of Elf-king> Seoul International Children's Film Festival: SICFF (2020) - GUKIFF Choice : Korea
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<Quitting My Destiny> Mokpo National Road 1 Independent Film Festival: NR1IFF (2020)
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<Quitting My Destiny> GwangHwaMun International Short Film Festival : GISFF (2020) - Korean Competition
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<A Coffee Vending Machine and Its Sword> Seoul Barrier Free Film Festival : SeBaFF (2019) - Barrier-Free Short Animation
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<Wild Animals > Seoul Barrier Free Film Festival : SeBaFF (2019)
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<Wild Animals > Seoul Indie-AniFest: Korean Independent Animation Film Festival (2019) - Independent Walk
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<The Satellite Girl and Milk Cow> Sakhalin International Film Festival (2019) - Miyazaki and Others
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<Wolf Daddy> Muju Film Festival : MJFF (2019) - Contemporary Panorama
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<Wolf Daddy> Bucheon International Fantastic Film Festival : BIFAN (2018) - Special Screening to Celebrate INDIESTORY
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<The Satellite Girl and Milk Cow> HIFF Spring Showcase (2018)
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<Ireesha, The Daughter of Elf-king> Seoul Independent Film Festival : SIFF (2018) - Special Invitation - Features
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<Ireesha, The Daughter of Elf-king> Busan International Film Festival : BIFF (2018) - Wide Angle - Animation Showcase
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<My Friend Go-ra-ni> Seoul Barrier Free Film Festival : SeBaFF (2016)
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<The Satellite Girl and Milk Cow> Eurasia International Film Festival (2015) - Eurasia Kids
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<The Satellite Girl and Milk Cow> Asian Summer Film Festival in Barcelona, Vic (2015) - Children's Matinée
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<The Satellite Girl and Milk Cow> Beijing International Film Festival (2015) - Panorama
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<The Satellite Girl and Milk Cow> Mill Valley Film Festival (2015) - Children's FilmFest
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<The Satellite Girl and Milk Cow> Buenos Aires International Independent Film Festival (BAFICI) (2015) - Little Bafici
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<The Satellite Girl and Milk Cow> New York International Children's Film Festival (2015) - NEW YORK PREMIERE
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<My Friend Go-ra-ni> Seoul Barrier Free Film Festival : SeBaFF (2015)
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<The Satellite Girl and Milk Cow> Chicago International Children's Film Festival (2015)
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<The Satellite Girl and Milk Cow> Anima - Brussels International Animation Film Festival (2015) - International Competition-Feature Films
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<The Satellite Girl and Milk Cow> Asian Film Festival of Dallas (2014)
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<The Satellite Girl and Milk Cow> Leeds International Film Festival (2014) - Fanomenon
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<Wolf Daddy> Leeds International Film Festival (2014) - Fanomenon
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<The Satellite Girl and Milk Cow> BFI London Film Festival (2014) - Family
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<The Satellite Girl and Milk Cow> SITGES – International Fantastic Film Festival of Catalonia (2014) - Anima't
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<The Satellite Girl and Milk Cow> Jinju Art Film Festival (2014)
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<The Satellite Girl and Milk Cow> Muju Film Festival : MJFF (2014) - Window of Cinema
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<The Letter> Bucheon International Fantastic Film Festival : BIFAN (2013) - The Catcher in Korean Films: KAFA 30 Years
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<My Friend Go-ra-ni> Seoul International Eco Film Festival : SIEFF (2010)
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<Mabye, I am blind> Great Short Film Festival (2009)
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<The Letter> Great Short Film Festival (2009)
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<My Friend Go-ra-ni> Great Short Film Festival (2009)
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<Wolf Daddy> Great Short Film Festival (2009)
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<Tea time> Great Short Film Festival (2009)
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<My Friend Go-ra-ni> Seoul International Eco Film Festival : SIEFF (2009)
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<A Coffee Vending Machine and Its Sword> Great Short Film Festival (2009)
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<My Friend Go-ra-ni> Jeongdongjin Independent Film Festival : JIFF (2009) - Section 2
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<A Coffee Vending Machine and Its Sword> Jeongdongjin Independent Film Festival : JIFF (2008) - Section 5
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<A Coffee Vending Machine and Its Sword> Great Short Film Festival (2008)
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<AtHerHouse> Film Festival for Women's Rights : FIWOM (2008)
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<Wolf Daddy> Fredrikstad Animation Festival (2007)
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<Wolf Daddy> IndieLisboa - International Independent Film Festival (2007) - Indie Junior
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<Wolf Daddy> Stuttgart International Festival of Animated Film (2007) - Best of Animation
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<Wolf Daddy> Sukagawa International Short Film Festival (2007)
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<Wolf Daddy> San Francisco International Animation Festival (2007)
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<Wolf Daddy> Big Cartoon Festival (2007)
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<Wolf Daddy> International Animated Film Festival KROK (2007) - Competition
- Alexander Tatarsky Prize
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<Wolf Daddy> Zinebi - Bilbao International Festival of Documentary and Short Films (2007)
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<A Coffee Vending Machine and Its Sword> Seoul Independent Film Festival : SIFF (2007)
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<The Letter> Matita Film Festival (2007)
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<Wolf Daddy> Jeongdongjin Independent Film Festival : JIFF (2006) - Section 2
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<Wolf Daddy> Seoul Independent Film Festival : SIFF (2005)
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<The Letter> Jeongdongjin Independent Film Festival : JIFF (2003) - Section 3