Affiliate companies（Aqua Angel Group）
| Company | Homepage | Area |
|---|---|---|
| THE KAWATEX CO.LTD | http://kawatex.co.jp/ | Hokkaido |
| AIZAWA TEKKO CO.,LTD | http://www.aizawa-tekko.co.jp/ | Miyagi |
| SUNTEC Co.,LTD | http://suntec-co.com/ | Osaka |
| ASAHI IRONWWORKS CO.,LTD | http://asahitekko.co.jp/ | Yamaguchi |
Sole Agent in Hokuriku Area
| Company | Homepage | Area |
|---|---|---|
| MKSEIKO.CO.,LTD | http://www.mkseiko.co.jp/ | |
| TOKICO TECHNOLOGY LTD | http://www.tokicotechno.co.jp/en | |
| TOMINAGA MFG Co. | http://www.kyoto-tmc.co.jp/english/ |
Affiliate Group
| Company | Homepage | Area |
|---|---|---|
| JSSG （Japan Soil Solution Group） |
http://www.jssg.jp/ |
Affiliate Companies
| Company | Homepage | Area |
|---|---|---|
| TOKAIYOKIKAKO CO.,Ltd. | http://www.tokaiyk.jp | |
| zennikkei Co.,Ltd. | http://www.anm.co.jp/ | |
| FUKUSHIN KOGYO Co.,Ltd | http://www.fukushinkougyo.co.jp/ |