Syuichi Tsukishima
I Kept Pressing the 100-Million-Year Button and Came Out on Top, Vol. 1
I Kept Pressing the 100-Million-Year Button and Came Out on Top, Vol. 4 (light Novel)- I Kept Pressing the 100-Million-Year Button and Came Out on Top, Vol. 1 (manga)
- I Kept Pressing the 100-Million-Year Button and Came Out on Top, Vol. 10 (light Novel)
- I Kept Pressing the 100-Million-Year Button and Came Out on Top, Vol. 2
- I Kept Pressing the 100-Million-Year Button and Came Out on Top, Vol. 2 (manga)
- I Kept Pressing the 100-Million-Year Button and Came Out on Top, Vol. 3 (light Novel)
- I Kept Pressing the 100-Million-Year Button and Came Out on Top, Vol. 3 (manga)
- I Kept Pressing the 100-Million-Year Button and Came Out on Top, Vol. 4 (manga)
- I Kept Pressing the 100-Million-Year Button and Came Out on Top, Vol. 5 (light Novel)
- I Kept Pressing the 100-Million-Year Button and Came Out on Top, Vol. 5 (manga)
- I Kept Pressing the 100-Million-Year Button and Came Out on Top, Vol. 6 (light Novel)