Chikai Ramen is a Japanese ramen restaurant in the alleys of Oksu Station, serving tonkotsu ramen and mazemen. The tonkotsu ramen comes with a choice of salt level, and diners add garlic and whole sesame from the table, with spicy danmuji also served. Payment is made at a kiosk at the entrance before entering, and the shop is open daily from 11:00 to 21:30 with a break from 15:00 to 17:00. The tonkotsu is on the salty side and the portions are small.