1. Teeth Arm

Infantry Battalion

Bttn HQ: 3 rifle sqds
3-4 Companies@
CHQ: 2 rifle sqds
3 platoons@ 3(13 man) rifle sqds, 3 LMG, 3x 50mm Type 89 mortars
1 platoon: 2 rifle sqds, 3x 50mm Type 89 mortars, 2x 20mm A/T rifle

1 Support Company:

CHQ: 1 rifle sqd
3 platoons@ 4 MMG
0-1 platoon: 2x 81mm Type 99 mortars or 70mm Type 92, Obsolete FC
0-1 platoon: 4x 20mm Type 98 AA or 4x 37mm Type 94 A/T guns or 3x 47mm Type 1 A/T guns, horses

National Volunteer Service Battalion (Japan only, 1945+)

Bttn HQ: 2 rifle/musket squads
3-5 Companies@ 150 civilians with spears, swords, molotovs, lunge mines, longbows and/or crossbows

2. Brigade Support

Infantry Brigade HQ: 6 rifle sqds, horses with up to:

1 A/T Company:

CHQ: 1 rifle sqd
2-4 platoons@ 2x 37mm Type 97 or 47mm Type 1

1 Engineer Company:

CHQ: 2 rifle sqds
2 platoons@ 5 rifle/engineer sqds, 1 flamethrower, 4 LMG

1 Artillery Regiment:

BHQ: 4 rifle sqds, Obsolete FC
3 batteries@ 4x 75mm Meiji 38M or 105mm Type 91 howitzers
OR 4x 75mm Type 94 or 150mm Type 97 mortars
OR 8x 90mm Type 94 or 8x 81mm Type 99 mortars; horses

1 AA Battery: 6x 20mm Type 98, pack horses

1 Tank Company:

CHQ: 1x Type 94 Te-Ke or Type 92 Combat Car or 1x Type 95 Ha-Go or Type 97 Chi-Ha
3 platoons@3-4 tanks as in CHQ

3 AA Batteries@ 4x 75mm Type 88, static

3. Notes

a) Radios are in all Bttn HQs and above only.
b) Infantry have Type 3 A/T grenades, with Lunge mines in 1944-45.
c) The Brigade has 4 battalions, and possibly up to 8, battalions, with up to three being National Service Volunteers if in Japan in late 1945.
d) Such brigades were common in the Pacific.