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<Shape of Wind> Seoul International Eco Film Festival : SIEFF (2024) - Wildlife, Korean Competition
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<Shape of Wind> Seoul Independent Film Festival : SIFF (2023) - Festival Choice
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<Shape of Wind> Fantasia International Film Festival (2023) - Axis
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<Shape of Wind> Bucheon International Animation Festival : BIAF (2022) - International Competition - Short
- BIAF Honorary Award
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<Princess Aya> CinemAsia Film Festival (2020) - Official Selection
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<A Monster in the Reservoir> Muju Film Festival : MJFF (2019) - Contemporary Panorama
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<Princess Aya> Busan International Film Festival : BIFF (2019) - Korean Cinema Today - Panorama
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<Princess Aya> Bucheon International Animation Festival : BIAF (2019) - International Competition - Feature Film
- Special Prize - Unity Award
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<Princess Aya> Bucheon International Animation Festival : BIAF (2019) - International Competition - Feature Film
- Special Award
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<Kai> Buenos Aires International Independent Film Festival (BAFICI) (2017) - BAFICITO
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<Kai> Fantoche International Animation Film Festival (2017) - Latest Feature Films
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<Kai> Seoul International Youth Film Festival : SIYFF (2016) - Family
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<A Monster in the Reservoir> Annecy International Animated Film Festival (2016) - Korean Animation in the 21st Century 2
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<Kai> Annecy International Animated Film Festival (2016) - Feature Film Out of Competition 6
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<Kai> Jeonju International Film Festival : JIFF (2016) - Outdoor Screening
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<Kai> Chicago International Children's Film Festival (2016)
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<O-nu-ri> Seoul Barrier Free Film Festival : SeBaFF (2016)
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<Kai> London Korean Film Festival (2016) - Animation
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<O-nu-ri> Seoul Barrier Free Film Festival : SeBaFF (2015)
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<A Monster in the Reservoir> New York International Children's Film Festival (2014) - Regard Neuf
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<Aksim> Bucheon International Fantastic Film Festival : BIFAN (2014) - Puchon Choice : Short 2
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<Aksim> Seoul Independent Film Festival : SIFF (2014) - Special Invitation
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<A Monster in the Reservoir> Tampere Film Festival (2013) - International Competition
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<A Monster in the Reservoir> Yubari International Fantastic Film Festival (2013) - YUBARI CHOICE:Pisaf Master Class
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<A Monster in the Reservoir> Seoul International Eco Film Festival : SIEFF (2013) - Green Panorama in Korea
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<A Monster in the Reservoir> Ozu Film Festival (2013) - Ozu Kids
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<A Monster in the Reservoir> Seoul International Cartoon & Animation Festival : SICAF (2013) - SICAF Perspective: Korean Auteur Films - In His Mind
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<A Monster in the Reservoir> Anima Mundi - International Animation Festival of Brazil (2013) - Panorama
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<A Monster in the Reservoir> Jeongdongjin Independent Film Festival : JIFF (2013) - Section 3
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<A Monster in the Reservoir> Great Short Film Festival (2013)
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<A Monster in the Reservoir> Cinema Digital Seoul Film Festival : CinDi (2012) - Bright Focus
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<A Monster in the Reservoir> Seoul Independent Film Festival : SIFF (2012) - Special Invitation - Shorts
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<Yobi, The Five-Tailed Fox> Santa Barbara International Film Festival (2008)
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<Yobi, The Five-Tailed Fox> New York International Children's Film Festival (2008)
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<Yobi, The Five-Tailed Fox> Lund International Fantastic Film Festival (2008)
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<Yobi, The Five-Tailed Fox> Fantasia International Film Festival (2007)
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<Yobi, The Five-Tailed Fox> Hong Kong International Film Festival (2007) - Animation for All
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<If You Were Me: Anima Vision> Cairo International Film Festival for Children (2007) - Information section
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<Ashes in the Thicket> Great Short Film Festival (2007)
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<Yobi, The Five-Tailed Fox> Taipei Golden Horse Film Festival (2007) - Rites of Passage
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<Yobi, The Five-Tailed Fox> Lyon Asian Film Festival (2007)
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<Yobi, The Five-Tailed Fox> BFI London Film Festival (2007)
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<If You Were Me: Anima Vision> Singapore International Film Festival (2006) - Asian Anime
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<My Beautiful Girl, Mari> Fribourg International Film Festival (2006) - Educative Planet
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<If You Were Me: Anima Vision> Stuttgart International Festival of Animated Film (2006)
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<If You Were Me: Anima Vision> Melbourne International Film Festival (2006) - Animation Gallery
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<My Beautiful Girl, Mari> Yubari International Fantastic Film Festival (2005) - Animation Special
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<If You Were Me: Anima Vision> Animafest Zagreb - World Festival of Animated Film (2005)
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<My Beautiful Girl, Mari> CinemAsia Film Festival (2004)
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<My Beautiful Girl, Mari> Las Palmas de Gran Canaria International Film Festival (2004)
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<My Beautiful Girl, Mari> Animac Mostra International Animation Festival (2004)
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<My Beautiful Girl, Mari> Cairo International Film Festival for Children (2004)
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<My Beautiful Girl, Mari> Yilan Int'l Children FF (2004)
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<My Beautiful Girl, Mari> Helsinkin Int'l Children's FF (2004)
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<My Beautiful Girl, Mari> International Film Festival of India (2004)
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<My Beautiful Girl, Mari> Wiesbaden International Weekend of Animation (2003)
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<My Beautiful Girl, Mari> Newport Beach Film Festival (2003)
- Best Film
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<My Beautiful Girl, Mari> (2003)
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<My Beautiful Girl, Mari> Bergen International Film Festival (2003)
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<My Beautiful Girl, Mari> (2003)
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<My Beautiful Girl, Mari> Vesoul International Film Festival of Asian Cinema (2003)
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<My Beautiful Girl, Mari> (2003)
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<My Beautiful Girl, Mari> (2003)
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<My Beautiful Girl, Mari> Singapore International Film Festival (2003)
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<My Beautiful Girl, Mari> (2003)
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<My Beautiful Girl, Mari> (2003)
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<My Beautiful Girl, Mari> Onedotzero 7 (2003)
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<O-nu-ri> Jeongdongjin Independent Film Festival : JIFF (2003) - Section 2
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<My Beautiful Girl, Mari> Annecy International Animated Film Festival (2002)
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<My Beautiful Girl, Mari> Jeongdongjin Independent Film Festival : JIFF (2002) - Special Section
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<My Beautiful Girl, Mari> Hamburg Film Festival (2002)