The 2005 Japan National Championships took place in September 2005, in a Swiss Tournament Structure. It was played in the ADV1-PCG5 format.
Masters:
- Koji Kanno – Ludicolo / Magcargo

- Arcanine ex / Electrode

- Weezing / Cacturne

- Cradily / Houndoom

Seniors:
- Medicham ex / Houndoom

- Ludicolo / Magcargo

- Tyranitar

- Go Miyamoto – Ludicolo / Magcargo / Breloom

Juniors:
- Blissey ex / Bird Trio ex / Lugia ex

- Takashi Yoneda – Arcanine ex / Electrode

- Medicham / Houndoom

- Dark Slowking

Huge thank you to @K_da10mo for helping source so many of these results
| ← 2005 Battle Roads Summer | 2006 Battle Roads Spring → |