(Don't scroll down if you don't want to know the songs beforehand)
Sexual shots in video

Cry to Your Heart's Content-Sweet Revenge
A beautiful video about two loving girls.

Dancing Queen- Girls' Generation
Lyrics reveal a longing for another women.

Female President- Girls' Day
Two girls kissing in the video.

Wish Tree- Red Velvet
Romantic lyrics, two girls being romantic in the video.

Touch- Anda
Clearly sexual visuals.

Party(XXO)- Glam
Lyrics song by a girl, talking about love for a girl and how they don't care for the gender.

She's A Flirt- Kei and Babysoul
Shots of girls together.

Peach- IU
You could say lesbian lyrics, and possibly about Sulli.

Don't Look At Me Like That- Song Ji Eun
Could also be about other non-traditional relationships. In the official description, states it could be about lgbt+ relationships. ( It has a beautiful chorus, and I didn't want to spoil it for you so I didn't put it in the video. )

Flower- Subin
Has lyric, "gonna love you girl."

Obvious Story- Maman
A beautiful song about two girls. The woman singing is a gay girl.

Moody Night- Brown Eyed Girls
Lyrics discuss a relationship with two women.

Because Of You- After School
Shots of two women. After School has done lesbian songs a lot.

She's Mine- Joohee
Possibly about a girl explaining her love for another women.

Move- 4L
Shots of sexual women, women being sexual together.

Baby Baby- Girls' Generation
Lyrics describing romance, then a lyric about a girlfriend.

Divine- Girls' Generation
In the story version, women doing romantic things together.

Catallena- Orange Caramel
Lyrics about a girl falling for another girl.

One More Day- Sistar
A song and video about beautiful women. A ending which many talk about.

Do not own media in video.