Marukame Udon Waikiki ★ 4.2
Marukame Udon Waikiki in Honolulu pours kake udon for around $6 a bowl from a cafeteria-line counter, with tempura sides at a buck each making a full meal under $12.
Try: Kake udon
Tip: Daily 10:00 to 22:00. Average bowl plus tempura runs about $9 to $12. Cash and card.