Han Seo-jin (Yum Jung-ah) and Lee Soo-Im (Lee Tae-ran) went together to this school as seen in a flashback in episode 4 of SKY Castle (SKY 캐슬) (JTBC, 2018-19).
The children of our Buamdong Social Avengers Club — Lee Soo-Gyum (Jun of U-KISS), Kim Hee-Soo (Choi Kyu-Jin) and Baek Seo-Yeon (Kim Bo-Ra) — go to school here in Avengers Social Club (부암동 복수자들) (tvN, 2017); as we see for example in episode 1. It appears as ‘Sevit High School’.
Bong Pil (Kim Jae-Joong) and Kang Soo-Jin (Uee) went to this school when they where high school in Manhole (맨홀-이상한 나라의 필) (KBS2, 2017) and we see it often in flashbacks as for instance in episode 7 where Bong Pil fails (again) to confess his feelings.
Mush&Co go to school here in tvN The Liar and His Lover/Lovely Love Lie (그녀는 거짓말을 너무 사랑해) (2017).
This is also the school where Do Bong-soon (Park Bo-Young) and In Gook-Doo (Ji Soo) went to and where her gang of youngsters go to school in JTBC Strong Woman Do Bong soon (힘쎈여자 도봉순) (2017) as seen in episode 4 for example.
This is the school that the Eye Candy band members attended in episode 1 of Shut Up Flower Boy Band/Flower Band/Shut Up & Let’s Go (닥치고 꽃미남 밴드) (tvN, 2012) before transferring schools.
This high school appears as ‘Taesan High School’ in Sang Doo! Let’s Go to School (상두야, 학교가자!) (KBS2, 2003), at which Chae Eun-hwan (Gong Hyo-jin) works as a teacher and that Cha Sang-doo (Jung Ji-hoon/Rain) later enters as a student. In episode 1, for instance, he comes to visit the school and directly helps to safe a student that wants to take his life because of bad grades and also tries to rekindle with Chae Eun-hwan.
Osan High School [오산고등학교/五山高等學校] is a high school located in Seoul’s neighborhood Bogwang [Bogwang-dong/보광동], in the Yongsan District [Yongsan-gu/용산구]. First established as an elementary school in Busan in 1907 by Lee Seung-hoon (이승훈), it was moved to its current location in 1956. The school with the motto ‘love, sincerity, respect’ (사랑, 정성, 존경) eclebrated its 100th annivaersary in 2007. PLease note, that Osan Middle School [오산중학교] shares the same grounds of this school and some of the dramas show this school or both.
17 Bogwang-ro 7-gil, Yongsan-gu, Seoul
용산구 보광로7길 17
Geolocation: 37.523475, 126.999581
Hannam Station [한남역], Gyeongwon Line, Exit 1
Seobinggo Station [서빙고역], Gyeongwon Line, Exit 1
— submitted by Marion KDL
— Manhole (2017) submitted by deanekitty29