Letter to Hong Kong
- År: 2018
- Land: South Korea
- Sjanger: Documentary, Mystery
- Ettromsleilighet: Blockberry Creative, Digipedi
- Nøkkelord: k-pop, short film, music
- Regissør: Moon Seokho, Seong Wonmo, DIGIPEDI
- Cast: Jeon Hee-jin, Kim Hyun-jin, Cho Ha-seul, Wong Ka-Hei, Jeong Jin-sol