This is a collection of various oneshots, 4-komas, and side-stories.
Last one shot contains the bonus epilogue called "Lunch" Which takes place and discusses events seen in the last chapter (Ch.93) of the main story Kodomo no Jikan.

1. Prototype 1
2. Prototype 2
3. Pool no Jikan (Pool Time)
4. Sukumizu no Jikan (School Swimsuit Time)
5. 4-koma no Jikan
6. Yuri no Jikan
7. Mousou no Jikan (Fantasy Time)
8. Cosplay no Jikan (Cosplay Time)
9. Kojika Puchi (Kojika Petit)
10. Tsun no Jikan (Tsun Time)
11. Dere no Jikan (Dere Time)
12. Chuunen no Jikan (Middle-Aged Time)
13. Burabura no Jikan
14. Sentou no Jikan
15. Bishoujo Senshi Saint Rose
16. Seibetsu Gyakuten no Jikan
17. Ichinensei no Jikan
18. Shiro Imouto no Jikan (White Sister Time)
19. Kuroi Imouto no Jikan (Dark Sister Time)
20. Jugyou sankan no Jikan
21. Seifuku no Jikan (Uniform Time)
22. Lunch no Jikan

Year 3666 AD, Judgement Day has arrived upon the planet. Only two children survived, Wu Yue and Xue Yan, and the two became integral parts of the divine battleforce to defeat the great Devil of Lament.

With the odds against them, Xue Yan announces she will marry whoever can defeat the demon and restore peace in the universe.

30,000 years after succeeding the near-impossible feat of killing the Devil of Lament, Wu Yue finds Xue Yan once again to claim her hand in marriage. With a twist of fate, Xue Yan tells him she cannot fulfill the promise for she was now betrothed to a higher divinity. Was all Wu Yue's effort and patience all for naught?

Satoshi, a 16-year-old first year high school student just got a part time job as a housekeeper for a mansion surrounded by roses. A girl called Shizu lives there, who appears innocent and pure but lives haphazardly. However, there seems to be a mystery surrounding her: who is the other girl that looks at Satoshi with a cold blank stare?

What will happen to jun-seo after getting rejected.

Do-hee Woo and Hae-Gyung Kim are both young and single, each with a history of broken relationships in their past. They meet one day while trying to dine alone at the same restaurant and they soon become friends who eat together every week. But with each meal, their friendship grows deeper as they help each other heal from the heartbreak they have suffered and soon they must redefine what they mean to each other.

Compilation of short stories.

From HotCakes:
Various unconnected oneshots from different years in the author's career.

From Chibi Manga:

A heroine who can see a spirit, Sakura! From living with fear being threaten everyday turns into a ikemen paradise student council...? What Is happening..?

'I've got someone I love more now. Goodbye.' was written on the note left behind when she disappeared. It's just me and the cat now.? Yūsei dreams of succeeding as a graphic designer, but he spends his days without being able to make a difference while living in a town near the ocean. His girlfriend, Akane, left him, and he sank to rock bottom, but his cat started to unexpectedly expand his world?

A series where Hinata Taiyou, a stalker, follows around Kinoshita Hazuki...and protects her (and the earth) from aliens. I mean the title says it all, really.

Cat hybrid Myunggu is sick of the lack of affection he doesn’t receive from his owner, Kyung, compared to the other pets in the neighborhood. When his recent attempt to kill himself ends in failure, he runs into the local dog that offers a way out of his current household, but is that really what Myunggu wants...?

Tamaki's family owns a pet shop specialized in reptiles and amphibians, though he himself doesn't particularly like them. He catches the interest of a girl named Saya, who really likes reptiles and amphibians.

Sennosuke, an average high-schooler, takes care of his father's childhood friend Momosuke. Childish and hapless, Momosuke is a gay man who used to have a crush on Sennosuke's father, and now, Sennosuke suspects that Momosuke has fallen for him. But Momo, who's almost a family member, won't make a move on him, right...?

From BL-Gyaru:

Tozaki is a university student who aim to be lawyer and work as a part-time staff with Kuze who is Tozaki’s boss. Because Tozaki need to get his essay back from Kazu so Kazu asked him to get it back from his house!?

Included oneshot: Centimeter

A decadent, poetic, obscure and serious love story.

After waking up from a coma due to a traffic accident, 2nd year high school student Setouchi Hiromi finds himself in the body of an unknown girl called Nishimura Sayu. However Nishimura suggests that they spend the rest of their lives in their new bodies..? A tale of how two people cope with the ups and downs of youth, while in each other's bodies!

A ferocious wolf trades her singing voice for a human form so that she can guide a blind prince to the witch's house, deep in the forest. Hopefully there, she can restore his sight.

Promotional shorts for a video game of the same title.

When Mio, whose name means deep blue sky and ocean is bothered with her name, she goes to the aquarium and sees a boy with a dolphin. The scene catches Mio’s attention right away and there begins her journey to find out what her name really means to her and cherish the fact that there’s a world beyond human’s imagination.