Progress of construction for four-lane road
- Joban Expressway (Hirono IC to Naraha Smart IC)
- Joban Expressway (Namie IC to Minamisoma IC)
- Joban Expressway (Soma IC to Shinchi IC)
- Ban-Etsu Expressway (Aizu-Bange IC to Nishi-Aizu IC)
- Ban-Etsu Expressway (Aizu-Bange IC to Nishi-Aizu IC)(Near Aizu-Bange IC)
- Ban-Etsu Expressway (Niigata Regional Head Office Section)