Official parody of Kodomo no Jikan published in Winter 2012 magazine with the participation of numerous mangaka, who made a chapter each, as a tribute to the Watashiya Kaworu series, who also added one of its chapters.

Includes:
1. Hoken no Jikan (ほけんのじかん), Kouichi Kusano
2. Kisu no Jikan (きすのじかん), Yoshikazu Hamada
3. Okane no Jinkan (おかねのじかん), Mikabe Setsuna
4. Rin-chan★Baka Kyoudai (りんちゃん★バカ兄妹), Yuna Kagesaki
5. Untitled, Hidetaka Kakei
6. Sensei no Hoshii Mono (せんせーのほしいもの), Cotoji
7. Kodomo no Tessellation (こどものテッサレ―ション), Q-tarou Hanamizawa
8. Untitled, Fumika Natsume
9. Untitled, Satoru Matsubayashi
10. Untitled, Utamaro
11. Onetsu no Jikan (おねつのじかん), Tarou Shinonome
12. Untitled, Sato Yoshimi
13. Untitled, Asami Sekiya
14. Untitled, Arima Honda
15. Shiroi-sensei no Jikan♡ (白井せんせいのじかん♡), Mutsuki Tsutomu
16. Untitled, Milk Morinaga
17. Moshimo 3 Nin ga Sagume ni Nyuugaku shitara (もしも３人が咲女に入学したら。), Towa Ooshima
18. “Nakamura.” (「中村。」), Takarada Gorgeous
19. Real Kodomo no Jikan (リアルこどものじかん), Shuuzou Oshimi
20. Abunai Mizugi no Jikan (アブない水着のじかん), Itokatsu
21. Shiroi-sensei to Tsuki Aitai node Oyajima-sensei ni Naritai. (白井せんせいと付き合いたいので小失島せんせいになりたい。), Ayami Kazama
22. Untitled, Ooi Masakazu
23. Honobono Reiji-san (ほのぼのレイジさん), ÖYSTER
24. Untitled, Touko Shiwasu
25. Untitled, Kanko Nakamura
26. Iidabashi no Futaba-chan: Kodomo no Jikan Tokubetsuhen (飯田橋のふたばちゃん　－こどものじかん特別編－), Story : Ryouichi Yokoyama, Art : Mayumi Katou
27. Shugyou Sankan no Jikan (授業参観のじかん), Kaworu Watashiya