My house is 30SEC walking distance from Hapjeong Subway Stn.(Line no.2 and no.6, 1 station transfer from Hongdae Stn(Airport Line)).
24 hours convenienve store is right in front of my house, famous restaurants and cafes afre located nearby. You can reach to Hongdae area by walk and easily access to most hot spots in Seoul such as Itaewon/ Myeong-dong/ Dongdaemun etc.
EXCELLENT location to enjoy Korean trendy culture and you can truly enjoy best puts and clubs of Hongdae as well!