Torimine Unagi
Founded in 1937, now run by the 4th generation. Uses domestic eel grilled over binchotan charcoal. Remarkably affordable at ¥1,600 for the Toriminejuu bowl. Often sells out shortly after opening. Takeout from 10:30. Ranked #2 Ashikaga eel restaurant on local blog. Google rating 4.3.
Ranked #2 in Ashikaga eel rankings by local blog. Yahoo! Maps 4.23. Many reviews praise 'unbelievable quality for the price using domestic eel and binchotan charcoal.' Sells out quickly after opening. Popular for takeout as a local staple.