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1. Hitotsu no Koi no Hajimari (Beginning of love)
2-3. Hitotsu no Koi no Ikisaki
4-6. Gohoubi wo Ageyou
7. Hitotsu no Koi no Nichijou

From Hoshikuzuu Scans:

1-4) Hatsukoi wo Kojirase Sugiru na
A first love he just could not give up. Kouhei has been in love with his high school friend, Ayato, for the longest time. Having held onto this love for many years, he finally decides to cut those feelings away by going to a gay bar and taking on new ventures. But when he starts to freak out after a guy tries to take him to a hotel, he runs into Ayato! Even after cutting off all contact with him after graduation!

5) Ikiataribattari no Kinyoubi

6) Ore to Omae no Kataomoi

7) Extra

Having met during the cherry blossom season, the shy Sakura's reactions which are always fresh and funny captured Umeya's interest. Because of that, he ends up always teasing him. One day, in a drunken moment, Umeya forced a kiss on Sakura. If all he meant to do was just to tease Sakura, then he wondered why does his heart pounds for him...

(Core Magazine, translated)