Tenbukkake udon set with 5 fried sides at Kosi, Konkuk Univ.

In short

Kosi Konkuk University Branch is a house-made-noodle katsu and cold udon restaurant across from Common Ground near Konkuk Univ. Station in Gwangjin, Seoul. A couple ordered tenbukkake udon with the set (fried sides) added, plus half-and-half katsu and fried chicken, and ended up with five kinds of fried food and inari sushi on top — a massive amount of food. If you want good-value katsu and bukkake udon compared to Seoul prices, Kosi Konkuk University Branch is the answer.

Main photo from our visit to Kosi Konkuk University Branch

Good to know

Order
Tenbukkake udon + set add-on (fried sides): ₩15,000
Order
Half-and-half katsu: ₩13,000
Order
Fried chicken: ₩5,000
Hours
Daily 11:00–21:00 (break time 15:00–17:00, listed as 15:00–7:00 in the original)
Parking
Available in front and beside the restaurant
Amenities
Takeout and delivery available, solo dining okay, has a baby chair
Reservation
Naver reservation available for groups of 4+
Location
From Konkuk Univ. Station Exit 1 toward Seongsu Station, across from Common Ground

as written by the visitor on Sep 7, 2026

Drawn to Konkuk by the early-autumn weekend breeze

This weekend the sky and breeze felt so completely early-autumn that they pulled me straight to Seoul. My husband and I finally did the Konkuk cha-tour (car tour) we'd been meaning to do for ages.

Main photo from our visit to Kosi Konkuk University Branch

The weather was so good we just decided on the spot — let's go do a car tour in Konkuk! We got there around lunchtime. Since it had been a while since our last Seoul outing, I really wanted to eat something amazing, and while searching I found Kosi Konkuk University Branch, the katsu and cold udon spot that appeared on Master's of Living (a Korean TV show) as a noodle master. Let's go!

Exterior of Kosi Konkuk University Branch near Konkuk Univ. Station
Entrance of Kosi Konkuk University Branch across from Common Ground

Kosi Konkuk University Branch location and parking

Walk from Konkuk Univ. Station Exit 1 toward Seongsu Station, and you'll find Kosi Konkuk University Branch right across from Common Ground. Parking is available in front of and behind the restaurant too!

Street view in front of Kosi Konkuk University Branch

Was there a wait?

The place was packed, but luckily a table for two opened up right away so we got in with no wait. The groups of three or more behind us had a bit of a wait. (After we finished eating, break time was approaching so the crowd thinned out, giving me a chance to take photos.)

Wood-toned interior of Kosi Konkuk University Branch
Window seat at Kosi Konkuk University Branch, good for solo dining

The interior feels like Japan, all woody, and there's even a window seat good for solo dining. That window seat is totally aesthetic.

Kosi's menu and what we ordered

Kosi is known for katsu and bukkake (cold udon). It's especially famous for appearing on SBS's Master's of Living as an udon noodle-rolling master.

  • Tenbukkake udon + set add-on (fried sides): ₩15,000
  • Half-and-half katsu: ₩13,000
  • Fried chicken: ₩5,000
Menu board at Kosi Konkuk University Branch
Katsu and udon menu items at Kosi Konkuk University Branch

How's the house-made bukkake udon noodle?

Kosi makes its noodles in-house, so they're completely bouncy and chewy. And they're thick, almost with a rice-cake-like texture!

Close-up of house-made udon noodles

The udon arrives before the tsuyu sauce is poured on, and the noodles are laid out so beautifully and elegantly. Adding the set was a genius move — it comes with a whopping five kinds of fried sides. Kosi is seriously a fried-food restaurant in disguise.

Tenbukkake udon set with fried side dishes

Half-and-half katsu plus fried chicken on top

We ordered half-and-half katsu as a single dish, then added fried chicken. Kosi makes great noodles, but they fry just as well. This Konkuk restaurant really does both katsu and fried food well. It was all laid out neatly on one table, perfect for a date — a Seoul date with my Mai-chu (nickname for husband) after a long time!

Table set with half-and-half katsu and fried chicken together
Half-and-half katsu single dish at Kosi Konkuk University Branch

With the set add-on, you also get inari sushi (fried tofu pocket rice) along with the fried sides, so the portion was truly massive.

Inari sushi and fried sides from the set add-on
Generous fried-side portion from the set

The fried chicken only uses the tender cuts, so it was totally crispy outside, juicy inside!

Crispy-outside, juicy-inside fried chicken plate
Cross-section of the fried chicken
Picking up a piece of fried chicken

Isn't cheese katsu too rich?

The cheese katsu had a great meat-and-cheese combo — instead of being packed full of cheese, it's just a layer over the meat that keeps it from being too heavy, exactly the kind of cheese katsu I like.

Cheese katsu with cheese layered over the meat
Cheese stretching from the cheese katsu

The batter and meat weren't separated at all, and the meat's tenderness and juiciness were on another level. Seoul katsu really is different, isn't it?

Cross-section of katsu showing batter attached to the meat

My first-ever bukkake udon impressions

This was literally the first time in my life I'd had bukkake, and the bouncy, chewy noodles with the subtly alluring tsuyu broth were a real charm.

It was a far better choice than hot udon on a warm day. It genuinely felt like I was in Japan.

Bukkake udon with tsuyu sauce poured on
Lifting up the bukkake udon noodles
Plate of fried sides including fried perilla leaves

A tip worth knowing before you eat

Even the perilla leaves were fried — you really have to add the set (fried sides) when you get the bukkake. Also, if you ask, they'll give you tartar sauce on the side, so anyone who wants it just needs to ask! It's seriously the best combo.

Full table spread for two at Kosi Konkuk University Branch

A great-value katsu pick near Konkuk

Being near a university clearly helps, because compared to Seoul food prices in general, we got to enjoy katsu at a really good value. This day was our car-and-thrift-shopping tour, so starting the meal with a Japanese-style set was a genius move! The taste was genuinely excellent, and all the staff were kind, so I'll 100% be back. Kosi Konkuk University Branch, a Konkuk restaurant for katsu and cold udon — highly, highly recommended!!!!!!!!

Kosi Konkuk University Branch info

  • Hours: Daily 11:00–21:00 (break time listed as 15:00–7:00 in the original)
  • Takeout and delivery available
  • Solo dining okay
  • Has a baby chair
  • Parking: in front and beside the restaurant
  • Naver reservation available for groups of 4+

Where it is

Kosi Konkuk University Branch코시 건대점

197 Achasan-ro, 1F, Gwangjin-gu, Seoul, South Korea서울특별시 광진구 아차산로 197 1층

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