| # | Date | Promotion | Match |
| 1 | 28.10.2018 |  |
DDT Extreme Title: Shinya Aoki defeats HARASHIMA (c) (8:26) - TITLE CHANGE !!! DDT Live! Maji Manji #21 Korakuen Hall Special - Online Stream @ Korakuen Hall in Tokyo, Japan |
| 2 | 10.07.2018 | |
DDT Extreme Title Blindfolded Bra: HARASHIMA (c) defeats Antonio Honda (13:42) DDT Live! Maji Manji #11 - TV-Show @ Shin-Kiba 1st RING in Tokyo, Japan |
| 3 | 24.06.2018 | |
DDT Extreme Title Three Way: HARASHIMA (c) defeats Daisuke Sasaki and Soma Takao (15:58) DDT What Are You Doing 2018 - TV-Show @ Korakuen Hall in Tokyo, Japan |
| 4 | 13.05.2018 | |
DDT Extreme Title: HARASHIMA (c) defeats KUDO (13:34) DDT Road To Ryogoku 2018 ~ Dramatic Dream Tonkotsu ~ - Event @ Hakata Starlanes in Fukuoka, Japan |
| 5 | 29.04.2018 | |
DDT Extreme Title Normal Rules: HARASHIMA defeats Yuko Miyamoto (c) (12:51) - TITLE CHANGE !!! DDT Max Bump 2018 - Online Stream @ Korakuen Hall in Tokyo, Japan |
