(ALPHA x OMEGA)
Mitsuo is an active idol hiding the fact that he's an Omega.
He was able to climb to the top in an entertainment world full of Alphas by working hard. Now, he is the so-called "top idol" of the office. The second most popular guy, Seto, is without a doubt a talented Alpha who's strangely intuitive. Mitsuo isn't really good with people like him. However, he coincidently encounters him at his junior's live performance and they join forces due to some
(ALPHA x OMEGA)
Uchiumi Sunao mistook the identity of "Tama" twice. First when he was drunk, he thought Tama was a stray cat and picked him up. Next, he thought Tama was a poor omega being forced to sell his body, but, he's actually an alpha that just likes having sex! How many more misunderstandings can happen between them?
(ALPHA x OMEGA)
Souta is a brilliant and handsome but disingenuous alpha and is in love with Haruto, his childhood friend. He doesn't want anyone else to have him and wants to start a family with him one day. He lies to his very innocent and gullible friend and sleeps with him every night to mark his territory. But one day, they have a fight because Haruto finds out that Souta has been lying!
(ALPHA x OMEGA)
Mochizuki, and captain of the Karate Club, Ishio are like cat and dog. Everyday is filled with quarrels over the small gym they share. One day, Ishio accidentally saw Mochizuki's bare skin when he was changing clothes and became really flustered. As revenge for receiving insults from him, Mochizuki created a strategy, a sex appeal strategy to ruin Ishio. Without any consideration of place or time, he would hug him, push down him, or chase him anywhere.
(ALPHA x OMEGA)
Utsumi, an Alpha salaryman, has been secretly yearning after his Omega subordinate, Mochizuki. In order to obtain the impregnable Mochizuki, he decides to use the aphrodisiac drug, "Pink Potion". However, by mistake, the one who takes the Pink Potion is one of his other subordinates, a seemingly antisocial Beta he doesn’t get along with, Suzuki.
(ALPHA x OMEGA)
Despite being an omega, Souichirou is hardworking and quite efficient at work. He aspires to become a politician. In spite of being rather beautiful he didn't want to fall in love or get married and wants to live his single life to the fullest together with his friends. A major reason for that is him being a severe “neat freak”. But fate had something different in store for him. He ends up meeting his destined partner, a handsome hunk who is a king.
Gyojin mistrusts all alphas and he despises the society that makes life difficult for Omegas. He manages to find a job, but his superior is none other than Hyeono, his former classmate from middle school who was bullied because of a misunderstanding that involved him.
(ALPHA x OMEGA)
A high school boy who's always considered himself to be an alpha finds out that he's an omega? And his destined partner is a kid? Hmm...
Sayonara Alpha sequel
(ALPHA x BETA)
On the day of the school entrance ceremony, novice teacher Ooji reunites with Yasumi, the counselor, who once saved him during his student days. This reunion waters the seeds of his past love.
Maku ga Oritara Bokura wa Tsugai