Aldon Euljirojeom (Rdon express) is a Japanese restaurant in Euljiro serving tonkatsu, udon, and soba. Its soba menu includes kitsune udon jeongsik, yuk sashimi soba, and deulgireum bajil soba. At 1:30 p.m., there was no wait, and the small dining room had 10 tables. The tonkatsu has a crisp coating and thick meat, and some dishes also come with gyeran-furai deopbap and curry.