A series in Young Magazine and Young Magazine the 3rd, where authors write the 100th chapter of a series without writing chapters 1-99 first.

1. Offside Trap (2015, Young Magazine)

2. Tabete Kara no o Tanoshimi da yo! by (2015, Young Magazine the 3rd Vol.2)

3. Bravery Saga by (2015, Vol.3)

4. BattleSexer SEISHIRO by (2015, Vol.4)

5. Shin Oni-den Nagugowainega by (2015, Vol.5)

6. Kantan Z ~Kanzen Tantei Kanta, Saisho de Saigo no Jiken~ by (2015, Vol.6)

7. Sasa ni Negai o★ by (2015, Vol.7)

8. BOWWOW Providence ―Isetsu Hakkenden― by (2015, Vol.8)

9. Bari Uma Shokudou Kirishima!! ( by (2015, Vol.9)

10. Nie Miko no Touya by (2015, Vol.12)