E01 · Department of Police Administration, Dongguk University 19m
11/11/2022
E02 · Department of Thai at Hankuk University of Foreign Studies 18m
11/18/2022
E03 · Department of Broadcasting and Entertainment, Induk University 21m
11/25/2022
E04 · Department of Veterinary Medicine, Konkuk University 18m
12/2/2022
E05 · Department of Psychology, Catholic University 18m
12/9/2022
E06 · Department of Physical Therapy, Samyuk University 20m
12/16/2022
E07 · Department of Air Service, Bucheon University 18m
12/23/2022
E08 · Department of E-sports, Osan University 20m
12/30/2022
E09 · Department of Physical Education, YongIn University 23m
1/6/2023
E10 · Department of Practical Music and MT Part 1 20m
1/13/2023
E11 · Department of Practical Music and MT Part 2 25m
1/20/2023
E12 · Seoul National University's Broadcasting Club 20m
2/16/2023
Changsub is joined by Key (from SHINee) as he reviews Seoul National University's Broadcasting Club during winter vacation.
E13 · Korea University's Cheerleading Club 19m
2/23/2023
E14 · Dankook University's Stock Club 20m
3/2/2023
E15 · Chung Ang University's Theater Club 20m
3/9/2023
E16 · Department of Business Administration, Yonsei University 19m
3/23/2023
It's the start of the first semester and Jeongwaja returns to change majors again! Lee Changsub goes to the Department of Business Administration, the largest number of departments in Korea. From marketing classes, which are the foundation of business administration, to how to be flattered at work?
E17 · Department of Mechanical Engineering, Busan University 23m
3/30/2023
To go to the same school as Yim Siwan, Jeongwaja commutes for 10 hours! Lee Changsub learns Mechanical Engineering with a special lecture on real Busan dialect from the local and fundamentals of machine that is easily(?) learned with Legos and robots.
E18 · Department of Physics, Kyung Hee University 21m
4/6/2023
Lee Changsub takes physics class, which is known to be a class that only real fans of science take!
Starting with Interstellar's quantum mechanics
and even an experiment that can win the Nobel Prize(?), Ant-Man, Doctor Strange...is it possible in real life?
E19 · Department of Beauty Art, Seokyeong Unviersity 21m
4/13/2023
From shampooing to drying and cutting,
Lee Changsub goes to the Division of Beauty Art and experiences a full course at a hair salon by majoring in Hair Design!
E20 · Department of Architecture, Soongsil University 25m
4/24/2023
Lee Changsub takes a class in the Department of Architecture that says staying up all night is basic! Taking a class at a construction site blowing cement powder and a design class where the professor buys chicken, Jeongwaja finally finds his talent?
E21 · Department of Media Communication, Sungkyunkwan University 27m
4/27/2023
From storytelling to nonverbal communication method, Lee Changsub learns everything by visiting Media Communication, a popular liberal arts department! With a surprise appearance of colleagues at work, Jeongwaja goes back to his main job?
E22 · Department of Companion Animal Health, Yeonsung University 21m
5/4/2023
Lee Changsub goes to the Department of Companion Animal Health where he took classes with Shiba (not swearing)!
From making pet food that even people covet to pet training tips that surpass Kang Hyung-wook, how will Jeongwaja (aka Guri's daddy)'s adaptation period to the Department of Companion Animal Health be?
E23 · Department of Nursing, Ajou University 24m
5/11/2023
From the mystery of the birth of life to urgent real emergency room case practice, Lee Changsub learns in Ajou University's Department of Nursing! How does one respond to an emergency room patient? Jeongwaja shows us how!
E24 · Department of Fashion Design, Hansung University 21m
5/25/2023
Jeongwaja goes to Hansung University's Department of Fashion Design to become a fashion leader of the new generation!
Lee Changsub tries to make clothes himself and even does the fitting! Let's check his fashion sense!
E25 · Department of Hotel Culinary Arts, Korea Hotel & Tourism Technical College 23m
6/1/2023
Lee Changsub goes to the Department of Hotel Culinary Arts and tastes heavenly food!
A Jeongwaja who receives a special secret from Professor Lee Yeon-bok and Professor Jung Ho-young is reborn as a Cooking Master Boy, in one day?
E26 · Military Academy #3 27m
6/8/2023
"Jeongwaja has been ordered to be re-enlisted..!🪖”
Jeongwaja ended up re-enlisting in the army to carry out the promise he made for reaching the 🔥500k subscribers🔥 milestone
E27 · Hanyang University Division of Materials Science and Engineering 25m
6/15/2023
E28 · Department of Urban Administration, University of Seoul 21m
6/22/2023
E29 · Division of Navigation Science, Korea Maritime and Ocean University 25m
6/29/2023
E30 · Department of Early Childhood Education, Kyungin Women's University 24m
7/6/2023
E31 · University Work Program for Rural Areas, Kookmin University 22m
7/13/2023
E32 · The reason they give up math? (feat. People who give up math) [Sogang University Math Department] 30m
9/21/2023
E33 · South Korea's Top Fine Arts College [Hongik University Department of Painting] 25m
9/25/2023
E34 · A degree worth a shot [Kyunghee University Korean Medicine Department] 24m
9/28/2023
E35 · Never lose an argument again [Philosophy, Korea University] 26m
10/5/2023
E36 · Major packed with horses [Univ of Agriculture&Fisheries Horse Industry Major] 25m
10/19/2023
E37 · A Must-Visit Course Before the Air Force [Hanseo University Helicopter Operations] 29m
10/26/2023
E38 · Re-enrollment, Let's go to Howon University Department of Practical Music 25m
11/2/2023
E39 · Top level universities worldwide (feat.1million subscriber pledge) [Overseas Univ] 25m
11/9/2023
E40 · Korean Studies without Koreans [The University of Hong Kong, Korean Studies] 26m
11/16/2023
E41 · Finally, Jeongwaja in court [Kookmin College of Law] 26m
11/23/2023
E42 · Reservation Tips from future hoteliers [Sejong Univ. Hotel and Tourism Management] 25m
11/30/2023
E43 · Ways to put out the fire from firefighter [Fire and Safe Management at Kyungmin Univ] 28m
12/7/2023
E44 · The Top-tier level in Engineering, KAIST [KAIST Aerospace Engineering] 29m
12/14/2023
E45 · Professor Shares A Hangover Remedy [Inha University Department of Biotechnology] 28m
12/28/2023
E46 · Hanyang University ERICA Department of Dance and Arts 22m
1/4/2024
E47 · Professor, do you really not notice people ducking out? 34m
1/11/2024
E48 · MZ Orientations (OT) nowadays;; [Ajou University Department of Pharmacy] 26m
3/28/2024
E49 · Broke the Microphone at the Vocal Department [Hanyang University Vocal Music Dept] 37m
4/4/2024
E50 · What color do you like? [Chung-Ang University Department of Political Science] 25m
4/11/2024
E51 · I'm an Ewha University Boy [Ewha Womans University Department of Ceramic Arts] 31m
4/18/2024
E52 · Department for nuclear-level geniuses only [SNU Department of Nuclear Engineering] 29m
4/25/2024
E53 · Jeongwaja goes to a prestigious university in Japan [Osaka University] 29m
5/2/2024
E54 · Working part-time in Japan and setting people up together [Part-time/USJ] 31m
5/9/2024
E55 · Department that eats airline food for lunch [KAU Department of Drones] 30m
5/16/2024
E56 · Teacher, how are babies made? [Seoul Nat'l University of Education] 30m
5/23/2024
E57 · Department where they become Webtoon writer [Yonsung Univ. Webtoon Contents Dept.] 27m
5/30/2024
E58 · Mom VS Girlfriend drowning in water, what's your choice? [PKNU Marine Sports Dept] 31m
6/6/2024
Pukyung National University Marine Sports Department
E59 · How to choose the toothpaste according to the Department of DH [Gachon Univ. DH Dept] 25m
6/13/2024
Gachon University Dental Hygiene Department
E60 · #1 University that Jeongwaja should avoid [Police University] 33m
6/20/2024
E61 · The military train will be departing[Woosong Univ. Dept of Railway Vehicle System] 30m
6/27/2024
Woosong University’s Railway Logistics College
E62 · Finally Re-re-enlisting in the Military [Air Force Academy] 38m
7/4/2024
E63 · It's Not Over Until It's Over [Incheon Nat'l University Summer Semester] 30m
7/11/2024
E64 · Which Department Reigns Supreme in Korea? [Union MT Part 1] 39m
8/22/2024
E65 · Which University is the Best in Korea? [Union MT Part 2] 33m
8/29/2024
E66 · Jeongwaja Acting? Surprised, Right? [Kyung Hee University Theater and Film Department] 37m
9/26/2024
E67 · The department where "Shi-X" means "sorry" [HUFS Arabic Department] 34m
10/3/2024
E68 · Bread Unnie, Kim Yeon-koung, is a freshman here at [KNOU Department of Sports for All] 34m
10/10/2024
E69 · Most Heartbreaking Fairy Tale [Danguk University Creative Writing Department] 29m
10/17/2024
E70 · POSTECH vs KAIST Showdown Stories [POSTECH Computer Science Department] 30m
10/24/2024
E71 · Legendary ER Stories Unveiled [Eulji University Paramedic Department] 35m
11/7/2024
E72 · The Day Before the CSAT [SeoulTech Visual Communication Design Department] 27m
11/14/2024
E73 · Get service at a mala tang restaurant [Myongji Chinese Language and Literature] 25m
11/21/2024
E74 · Perfect shot tips from Modeling Dept. [Seokyeong Univ's Modeling & Acting Major] 28m
11/28/2024
E75 · How Much Do Music Students' Instruments Cost? [Chugye University for the Arts] 36m
12/5/2024
E76 · The Truth About Jeju Uni's Tangerine Packaging Department [Tourism Management] 31m
12/12/2024
E77 · Why take medicine 30 minutes after a meal? [AJOU UNIVERSITY College of Pharmacy] 29m
12/19/2024
E78 · Came to build a ship [MNU Naval Architecture And Ocean Engineering] 29m
12/26/2024
E79 · How to get 1 million won a year [Chung-Ang University Social Welfare Department] 26m
1/5/2025
E80 · Dentist Tips from a Dental Student [SNU Graduate School of Dentistry] 26m
1/8/2025
