Chizuru, worn down by bullying and unable to attend school, meets a mysterious boy named Yukio. Her grandmother’s crisis opens a story of promises across time and the ties that sustain life.

In a summer shadowed by despair, a promise arrives to reconnect life.

Sumire, a proud high school girl, carries guilt over a man who died protecting her in a traffic accident. Her love for Yuki forces her to face memory, loss, and the courage to change.

A girl burdened by guilt learns, through love, to choose tomorrow again.

A cell phone novel combining first love with time travel. Through a journey into the past, the protagonist reconsiders family and romantic memories, wavering between a past she wants to change and feelings she cannot erase.

Even across time, the pain and brightness of first love remain.

Ai, unable to fall in love because of past hurt, is supported by her friend Maria and Maria’s boyfriend Satoru. As she watches Satoru’s devotion, her own feelings change and she suffers at the boundary between friendship and love.

A painful youth romance about falling for the boyfriend of a cherished friend.

On the morning of her high school entrance ceremony, Rina meets Kyohei, an isolated classmate. She is drawn to his awkward kindness, but as their bond deepens, something begins to happen to his body.

The will to keep believing lights their brief season together.