Episode 1

S05 E01 • Wednesday, Jan 17, 2018 • Jan 17 • 1h

In a "Where are they now" program, it's not possible to point out someone completely different! • People who are not famous and have their own autograph is cringey! • Locals who live on a peninsula exaggerate it when asked to draw a map of Japan!

Episode 2

S05 E02 • Wednesday, Jan 24, 2018 • Jan 24 • 1h

[The theory that you can easily find a celebrity's ex-boyfriend or ex-girlfriend if you investigate their hometown] [Mr. Osu's "Osu! Karate-do"] [The theory that even during the year-end and New Year's party season, the fifth round of parties is probably the limit] [The theory that if you search hard enough, you can find someone who looks just like a roughly drawn caricature]

Episode 3

S05 E03 • Wednesday, Jan 31, 2018 • Jan 31 • 1h

[The theory that everyone has passionate fans] [The theory that even amateur bald jokes can be a hit if a bald comedian produces them] [The theory that there are quite a few people over 60 who have been seriously scolded]

Episode 4

S05 E04 • Wednesday, Feb 7, 2018 • Feb 7 • 1h

[I'm the one who got pranked the most in 2017] [Mixed rules showdown: "Connections x Soccer"] [The scene where Junji Takada says "I'm Junji Takada" can't be found even if you search all of TBS's archives]

Episode 5

S05 E05 • Wednesday, Feb 21, 2018 • Feb 21 • 1h

A fixed match where both parties are told to lose will still be an exciting match! • Mixed rule competition: Consuming the most amount of flour! • Nobody but Pro wrestler Aya herself can draw her face paint correctly!

Episode 6

S05 E06 • Wednesday, Feb 28, 2018 • Feb 28 • 1h

Hiding somebody in someone's bed is the scariest thing ever! • If 1 person leaves a trio and you're left with the idiot, you can't go on as a duo! • Searching for Bean bodies of Japan. Shorter than 150cm and heavier than 100kg!

Episode 7

S05 E07 • Wednesday, Mar 7, 2018 • Mar 7 • 1h

[The theory that you can survive the extreme cold of a snow-covered mountain with just 10,000 yen] [The theory that a comedian specializing in straight man routines could instantly retort with "You're the one singing?!"] [The theory that elephants are the most common animal-shaped playground equipment in parks]

Episode 8

S05 E08 • Wednesday, Mar 14, 2018 • Mar 14 • 1h

[The theory that people can somehow live even on a balance beam] [The theory that there are quite a few people who have never left an island] [The theory that chrysanthemums are the number one edible side dish that nobody eats]

Episode 9

S05 E09 • Wednesday, Mar 21, 2018 • Mar 21 • 1h

Double fixed match showdown, part 2◆Draining all the water from SASUKE's pond◆Monologue: If you do it too flashy, people might mistake it for a hands-free call.

Episode 10

S05 E10 • Wednesday, Mar 28, 2018 • Mar 28 • 1h

Guess the theory from the conclusion special!

Episode 11

S05 E11 • Wednesday, Apr 11, 2018 • Apr 11 • 1h

Kochikame Verification SP ◆ Is fishing for entertaining clients possible in reality? ◆ Multi-sport showdown 3-match series ① Skating x Kendo ◆ Multi-sport showdown 3-match series ② Baseball x Tennis ◆ Multi-sport showdown 3-match series ③ Cycling x Baseball ◆ Does wrapping yourself in 30cm of plastic wrap really hide your nakedness? ◆ Would anyone spill their salary if they were tickled like Ryotsu? ◆ Is it possible to make the occupant of a hoarder's house clean through hypnosis? ◆ Let's eat lots of cheap candy! ◆ Would playing golf in the middle of the city be fun? ◆ Would playing the "When, Where, What to Do" game actually be fun?

Episode 12

S05 E12 • Wednesday, Apr 18, 2018 • Apr 18 • 1h

The theory that the funniest moment a comedian has ever had is hilarious to everyone who sees it◆The theory that there are quite a few Iwaheis◆The theory that if adults really tried, they could travel from the northernmost tip of Honshu to Tokyo just by stepping on snow

Episode 13

S05 E13 • Wednesday, Apr 25, 2018 • Apr 25 • 1h

The theory that as long as "a" and "ta" are correct, anything goes in between "thank you" ◆Sumo wrestling totaling 170kg, Part 2 ◆The theory that every minor sport has been turned into a manga at least once ◆The theory that there are Naha citizens who cannot write "Naha" in kanji

Episode 14

S05 E14 • Wednesday, May 2, 2018 • May 2 • 1h

The theory that you'd follow any tricky training method if RIZAP told you to ◆The theory that Hamada Yutaro is the No. 1 comedian at "What's in the box?" ◆The theory that it's difficult to cry exactly when a song is in the chorus

Episode 15

S05 E15 • Wednesday, May 16, 2018 • May 16 • 1h

Episode 16

S05 E16 • Wednesday, May 23, 2018 • May 23 • 1h

The theory that even if something important is handed to you while knocking, you'll instinctively hit it. ◆The theory that you absolutely cannot read the "Sushi Zanmai" logo unless you know it. ◆The theory that you wouldn't notice if Go stones were swapped with Mentos. ◆The theory that a lariat while gargling is unavoidable. ◆The theory that grandmothers can't make a duck face. ◆The theory that you could eat corn forever if you ate one kernel every 10 seconds. ◆The theory that people following you don't notice they're being followed. ◆The theory that a portrait artist gets better and better if the same person comes every day. ◆The theory that if you draw a smiling Yukichi Fukuzawa and fold it, it will revert back to its original face. ◆The theory that mooncakes are the heaviest food. And more

Episode 17

S05 E17 • Wednesday, May 30, 2018 • May 30 • 1h

The celebrity who most closely resembles Katsumata Shūwa is Kuro-chan (theory) ◆The most grueling chain-reaction project is the JoJo's Bizarre Adventure tower system (theory)

Episode 18

S05 E18 • Wednesday, Jun 6, 2018 • Jun 6 • 1h

The family of Robert Akiyama is rumored to be the number one celebrity whose family profits from riding on the coattails of children. ◆It's hard to point out a spectacular slip of the tongue after being lectured. ◆Even as adults, there are things we dislike, and there are traumatic episodes associated with them. ◆Native Japanese species are causing trouble somewhere in the world.

Episode 19

S05 E19 • Wednesday, Jun 13, 2018 • Jun 13 • 1h

Nobody's had their double eyelids surgically changed to single eyelids! • Comedians who are bad at improv are funnier when they're drunk! • Real Prank! • There's no service area that doesn't sell soft serve!

Episode 20

S05 E20 • Wednesday, Jun 20, 2018 • Jun 20 • 1h

A life where you have to eat the same food that appears on TV: A food fighter could barely manage to do this for 24 hours. ◆The "Ushi no Toki Mairi" style of placing a candle on your head: It's too hot to perform a curse. ◆A new early morning sport simulation.

Episode 21

S05 E21 • Wednesday, Jul 4, 2018 • Jul 4 • 1h

The theory that you can attract attention if you hide it◆The second round of the Tsukkomi Challenge: Haraichi's comedy routine version ◆The theory that IKKO can make a location shoot work as long as she says a four-letter word

Episode 22

S05 E22 • Wednesday, Jul 18, 2018 • Jul 18 • 1h

The theory that fat people who were popular when they were skinny are still somewhat popular even now that they're fat ◆The theory that if you're really good at singing, you can get the score you want at karaoke ◆The theory that if you're a submarine pitcher in little league baseball, it's 100% your parents' choice ◆The theory of a weight-borrowing race

Episode 23

S05 E23 • Wednesday, Jul 25, 2018 • Jul 25 • 1h

If you put on a scary face, no one will sit next to you. • If you walk alongside Japan National Route 1 and pick up every single cigarette butt litter on the way, by the time you get to Nagoya, you'll have enough of them to make a pillow of similar quality to a buckwheat pillow. • In delinquent hero stories, 80% of them ends with 'The next thing I know, I'm in the hospital'. • There exists someone whose name takes over 100 strokes to write.

Episode 24

S05 E24 • Wednesday, Aug 1, 2018 • Aug 1 • 1h

Dog Domino Challenge◆The theory that Beckham hair still barely exists in 2018◆Real-life Slumdog Millionaire Part 2

Episode 25

S05 E25 • Wednesday, Aug 15, 2018 • Aug 15 • 1h

The theory that it's easy to shake off a celebrity during filming ◆The theory that hints of a birthday surprise will inevitably make them excited ◆The theory that even Hikomaro would be scary if he were doing a food review without a camera ◆The theory that even the most obscure sport has its own dedicated trophy

Episode 26

S05 E26 • Wednesday, Aug 22, 2018 • Aug 22 • 1h

The theory that the "quirky girl" persona is running out of patterns ◆The theory that the limit of how far you can make people laugh is 100m ◆The theory that if you were lectured by Akira 100% while completely naked and wearing a tray as a comedy costume, the contrast would be so great that it would actually be funny

Episode 27

S05 E27 • Wednesday, Sep 12, 2018 • Sep 12 • 1h

Karateka vs. professional fighter using a stick: A theory that it would be a close match if the rule allowed the karateka to kick the tool once. ◆The pattern of a child hiding a stray pet from their parents: A theory that it could go up to a maximum of one person. ◆Heavy smokers over 100 years old: A theory that they don't exist. ◆Nobody says "hello" to their friends: A theory that no one does.

Episode 28

S05 E28 • Wednesday, Sep 26, 2018 • Sep 26 • 1h

Wednesday's Downtown: Peak Viewership Rating Ranking

Episode 29

S05 E29 • Wednesday, Oct 3, 2018 • Oct 3 • 1h

Monster House 1 Theory: As long as the "yo" and "su" in "Yoroshiku onegaishimasu" are correct, anything can go in between • Theory: A comedian's skill is completely evident by how they handle a sketchy amateur at a live broadcast location • Theory: The space under Kuro-chan's bed is barely livable for a person • MONSTER HOUSE 1st WEEK

Episode 30

S05 E30 • Wednesday, Oct 24, 2018 • Oct 24 • 1h

A week of living a certain life: The theory that if you take your eyes off them for a while they'll eat something else ◆The theory that the person in a comedy duo who doesn't write the material has no right to complain no matter how unfunny their partner's material is ◆The theory that there is no such thing as a preschooler who doesn't eat sushi without wasabi

Episode 31

S05 E31 • Wednesday, Oct 31, 2018 • Oct 31 • 1h

Monster House #2 Tsurutaro Kataoka is the #1 entertainer at passing through tight spaces. • There exists someone over 2m who is "culturally inclined". • Monster House #2.

Episode 32

S05 E32 • Wednesday, Nov 14, 2018 • Nov 14 • 1h

Monster House #3 Parent-Child Escape Game. • 50/50 split questions: "Life in prison vs life on a deserted island", "when being questioned by the police, what's more awkward to have in your pocket, bra vs revenge notebook.", "winter clothes in summer vs summer clothes in winter", "not being able to take off your watch vs an agency messages you twice a day to confirm your existence", "which would be more annoying if it disappeared, TBS vs TV Tokyo". • Monster House #3

Episode 33

S05 E33 • Wednesday, Nov 28, 2018 • Nov 28 • 1h

Everyone's Theories Special The fastest you can play the tunes of 'Flohwalzer' is by a piano. • Boomerang underwear. • Inu-chan gets read as Wan-chan. • Cheating in backstroke swimming. • Replacing toothpaste with mint ice cream. • The song with the most 'Baby' in it's lyrics is "Thrill" by Tomoyasu Hotei. • Eating rice forever. • The name of the person with the earliest seating number in Japan is "Ai Aiuchi". • If two strangers face each other in a staring contest, no one will win. • "Onigawara" is full of weak points. • The Thousand-armed Kannon doesn't actually have 1000 arms. • Ben Johnson, if he becomes white, he will look like __? • Boldly smoking a hookah after getting scolded. • The pickaxe is extinct. • You can't wake someone up with a bad smell alone. • Ordering a large portion of rice and getting double the regular size. • The math problem that involves walking around a pond. • The song "Road" can still be sang with just the phrase "Exactly one year ago".

Episode 34

S05 E34 • Wednesday, Dec 5, 2018 • Dec 5 • 1h

Monster House 4 The way a comedian handles the embarrassing items found in their bag reveals their true abilities◆Elevator quick change challenge◆Monster House Episode 4

Episode 35

S05 E35 • Wednesday, Dec 12, 2018 • Dec 12 • 1h

Monster House 5 The theory that any comedian can become the number one favorite comedian if they are from their hometown◆The theory that even if a giant balloon never bursts, a comedian can remain terrified forever◆Monster House Episode 5

Episode 36

S05 E36 • Wednesday, Dec 19, 2018 • Dec 19 • 1h

Monster House 6 The theory that there is a man somewhere in this world who can carry even the heaviest woman in Japan in a princess carry◆The theory that if you wake up in the morning and your wife and child have turned into different people who look very similar, you'll think it's still a dream◆The theory that breast fetishists are extinct◆Monster House Episode 6

Episode 37

S05 E37 • Wednesday, Dec 26, 2018 • Dec 26 • 1h

Monster House 7 4th Annual Parody Song Ultimate Tournament◆The theory that Mr. Shachihoko can gather the entire Akko Family with a "It's me" phone call◆Monster House Final Episode◆Live broadcast from Toshimaen True MONSTER HOUSE Kuro-chan's national vote for imprisonment