Ataru, Megane, and friends are going to a Gyudon restaurant for lunch and are quite shocked to see Rei munching down food like a black hole. During the rest of the episode, Rei is chasing Lum, Ataru and friends and as the chase goes on, the chaos grows on.
Episodes
I'm Lum the Notorious!
1981-10-14
It's Raining Oil All Over Town
1981-10-14
Mail from Space - Ten-chan Arrives!
1981-10-21
Mrs. Swallow and Mrs. Penguin
1981-10-21
The Coming of Rei the Handsome Shapechanger!
1981-10-28
Die Dreamy-Man!
1981-10-28
Kintaro of the Autumn Sky
1981-11-04
Live Vigorously!
1981-11-04
Sakura - Raving Beauty of Mystery
1981-11-18
Tormenting Virus
1981-11-18
Love Triangle Black Hole
1981-11-25
It's a Lovesick Little Demon!
1981-11-25
Electric Shocks Scare Me!
1981-12-02
Voodoo Dolls of Vengeance
1981-12-02
Neptune is Beyond My Closet
1981-12-09
That Crazy Age of the Dinosaurs
1981-12-09
Princess Kurama, Sleeping Beauty
1981-12-16
Athletics in Women's Hell!
1981-12-16
Pitter-Patter Christmas Eve (1)
1981-12-23
Pitter-Patter Christmas Eve (2)
1981-12-23
Ataru Genji Goes to the Heian Capital (1)
1982-01-06
Ataru Genji Goes to the Heian Capital (2)
1982-01-06
Love Battle Royale
1982-01-13
Father, You Were Strong
1982-01-13
Hawaiian Swimsuit Thief
1982-01-20
Full Course from Hell
1982-01-20
Mendo Brings Trouble!
1982-01-27
Constellation is Spinning
1982-01-27
The Great Spring War
1982-02-03
The Benten Gang's Return Match
1982-02-03
Oh, Lonely Teacher! Kuribayashi Sensei Appears
1982-02-10
Terrifying Visiting Day
1982-02-10
Fourth Dimensional Camera
1982-02-24
Demonic Jogging
1982-02-24
Girls' Day! Introducing Ran-chan
1982-03-03
Ran-chan's Invitation
1982-03-03
The Tearful Diary of Tomorrow
1982-03-10
Whose Kid Is This?
1982-03-10
Sleepy Serene Springtime Classroom
1982-03-17
Peach Blossom Poetry Contest
1982-03-17
Duel! Ataru vs. Ataru
1982-03-24
Wake up to a Nightmare
1982-03-24
Great Space Matchmaking Operation (1)
1982-04-07
Great Space Matchmaking Operation (2)
1982-04-07
Big Springtime Picnic Uproar! (1)
1982-04-14
Big Springtime Picnic Uproar! (2)
1982-04-14
Beware the Earmuffs!
1982-04-21
Fly Imo-chan!
1982-04-28
Ten-chan's Love
1982-05-05
What a Dracula
1982-05-12
Lum's Education Lecture Course for Boys
1982-05-19
From the Gardenia with Love
1982-05-26
A Beautiful Girl Brings Rain
1982-06-02
Gimme Back My Horn!
1982-06-09
Shock Library - Quiet Please!
1982-06-16
Teacher Hanawa Arrives! It's the Youth
1982-06-23
Goblin in Distress - Wonderful People
1982-06-30
Darling had It This Time!
1982-07-14
Rei Returns! The Big Study Hall Uproar!
1982-07-21
The Coming of The Phantom Red Mantle!
1982-07-28
Steal Darling! Copy Operation!
1982-08-04
Thrilling Summer Date
1982-08-11
So long Byebye Summer Days
1982-08-18
Panic in Typhoon!
1982-09-01
Drunkard's Boogie
1982-09-08
The Terror of Meow
1982-09-22
After You've Gone
1982-10-13
Lum-chan's Class Reunion
1982-10-20
Those Buy-Eaters Gather Round!
1982-10-27
Terror! The Deserted Fossil Grounds Mystery
1982-11-03
Princess Kurama - A New Challenge!
1982-11-10
The Terrifying Cavity WARS!
1982-11-17
The Mendo Siblings!
1982-11-24
A Cat with a Grudge on the Stairs
1982-12-01
Can a Raccoon Repay a Favor!?
1982-12-08
The Suicide Subspace Parttime Job
1982-12-15
The Big Year-End Party that Lum-chan Organized!
1982-12-22
Badboy Musashi - A Success Story
1983-01-05
We'll Risk Our Lives During Classtime!
1983-01-12
Domestic Quarrel – To Eat or Be Eaten?!
1983-01-26
Steal the Kiss of Miss Snow Queen!
1983-02-02
St Valentine Day Horror
1983-02-16
Love Love Catchball!
1983-02-23
The Mendo Family... Masquerade War
1983-03-02
Space Cold Panic!
1983-03-09
Ryunosuke Arrives! I Love the Sea!
1983-03-16
Goodbye Season
1983-03-23
Ran-chan's Great Date Plan!
1983-04-13
Happy Birthday My Darling
1983-04-20
Seeing Togenkyo as a Hell Camp!
1983-04-27
The Muco Flower's Name is Ryunosuke
1983-05-11
Bottled Letter Seashore Mystery!
1983-05-25
Dramatic Appearance! Mizunokoji Ton-chan!!
1983-06-01
Shinobu's Cinderella Story
1983-06-08
Lum-chan the Ruthless Rebel
1983-06-15
Big Showdown! Sakura vs Sakuranbo!!
1983-06-22
Ghost Story! Old Man Willow!
1983-06-29
And Then There was Nobody!?
1983-07-06
Firefighter Mama Visits!
1983-07-13
Darling's Dying!?
1983-07-20
Pitiful! Mother of Love and Banishment!?
1983-07-27
Mendo Family - Summer Christmas
1983-08-03
Panic in the Haunted Inn
1983-08-10
Ah The Eyelid of Mother
1983-08-17
Full of Sunshine - Full of Amours
1983-08-24
Big Clash! Ten VS Ataru
1983-09-07
Terror! Tororo has Come to Attack!!
1983-09-14
Galactic Teacher CAO-2's Revenge
1983-09-21
Outraged! Piteous Kid Shutaro!!
1983-10-12
Grand! The Mysterious Matsutake Pot!!
1983-10-26
Enraged Lum-chan!
1983-11-02
Lum and Ataru – A Night only for Two
1983-11-09
Lady Ryunosuke!
1983-11-23
Document - Who Will Be Miss Tomobiki!?
1983-11-30
Bizarre! The Medicine of Selflessness!!
1983-12-07
Shutaro - Jinxed Morning
1983-12-14
The Story of a Traveling Snow Dharma
1983-12-21
Lum-chan's Ancient Japanese Fairytales
1984-01-11
Shine! The Blessed Bra!
1984-01-18
Duel! Benten VS the Three Daughters
1984-01-25
Lum-chan is Full!
1984-02-01
Deadly! Standup Eating Wars!!
1984-02-08
Great Vault! Courageous Survival!
1984-02-15
Operation - Peek in the Woman's Bath
1984-02-22
Sakura - Melancholy of a Youth Time
1984-02-29
Burning Ran's Emotional Video Mail
1984-03-07
Sakura-san is My Youth!
1984-03-14
Scramble! Recapture Lum!
1984-03-21
Deathmatch! Ataru VS Mendo Brigade!
1984-03-28
Different Dimension Switch - Where is Darling!?
1984-04-11
Clash!! Queen Majesty and Ragaman's Love
1984-04-25
Ran-chan - First Kiss Tastes Tears of Love
1984-05-02
Un-re-mov-ab-le Rouge Magic
1984-05-09
Deathmatch!! The Mendo Family Flower Display Death Match
1984-05-16
Benten & Ryunosuke - Run Toward Tomorrow!
1984-05-23
Great Horrors! Oyuki is Finally Angered!!
1984-05-30
Ten-chan's Strange Love Story
1984-06-06
Haunted Special! Search for Mendo Mansion's Treasure!!
1984-06-13
Love and War! Battle of Glove VS Pants!!
1984-06-20
Lum-chan's Becoming a Cow?
1984-06-27
Great Achievement! This is Lum-chan's Youth Film
1984-07-11
Scaring Ghosts! Pretty Sakura's Oharai!!
1984-07-18
Counterattack of the Primeval Animals! Panic at the Poolside
1984-07-25
Appeared Again! Hunter of Love Princess Kurama
1984-08-01
The Fox's Hard Feelings of Painful Love...
1984-08-15
Ryunosuke Stunned! My Young Child Loves Rock Mother!!
1984-08-22
Thriller! Curra~n Collo~n Womens Dorm!!
1984-08-29
Pool Spooks! Burning with Forbidden Love!!
1984-09-12
Ran-chan Panic: There is No Tomorrow for Tomobiki Town
1984-09-19
Where is Love's Room? Kuriko and Chojuro
1984-09-26
Man or Bird? Gokakenran Ally of Justice!
1984-10-17
Attack the Seniors! Revenge of the Knowing Three Daughters
1984-10-24
Blazing Hidden Trick! This Straight Line Road
1984-10-31
Don't Die! Ryoko's Special Straw Doll!!
1984-11-07
Matchmaking Hell! Is the Armored Daughter a Beauty? Beast?
1984-11-14
Love of the Armored Daughter! Maiden Heart is Shaky Wobbling
1984-11-21
Meeting even if Death! Pure Fox Returns!!
1984-11-28
What Do I Care for Talking Flowers!
1984-12-05
The Birth of Ten-chan's Son!? I Dunno
1984-12-12
Lum's Courageous Duel! Victory is a Nitpicky Hand
1984-12-19
Big Employment Aspiration! Return of Missing Ninja Kaede!!
1985-01-09
Tomobiki Highschool Survival! Who Are the Survivors!
1985-01-16
The Mysterious Giant Cake! Love's Escape Panic!!
1985-01-23
Underground Reincarnation! What's Darling Thinking!?
1985-01-30
Snow Panic! The Mendo Family Hanami Banquet!!
1985-02-06
Far Spring! Tale of the Lonely Fairy!!
1985-02-13
To Dream Land! Darling Battle Royal Abduction
1985-02-20
Three Daughters Again! The Great Mission Tempting Darling!!
1985-02-27
The Scampering Kotatsu Cat! Anything to Get Warm
1985-03-06
Ryunosuke's Naïve Father! A Wife is in Vestiges!!
1985-03-13
Spring Full Bloom!? Frozen by Oyuki's Cold!!
1985-03-20
Friendship Panic! I Love to Eat Blowfish
1985-03-27
The Armored Girl Returns! Older Brother is Full
1985-04-03
Boredom Syndrome! Is Tomobiki Town Wasting Away!?
1985-04-10
Look Out Ran! Kotatsu Neko's First Love Oden!?
1985-04-17
The Armored Girl Is Back Again! Dates of Thunder!
1985-04-24
The Mystery Priest Appears! Luck Bell Battle Royal
1985-05-01
First Love Again!? A Return to the Past for Lum and Rei!!
1985-05-08
Here Comes the Barista of Youth! Shining Café of Dreams!
1985-05-15
I Love Darling's Kindness...
1985-05-22
Return of the Pure-Hearted Fox! I Love Shinobu!
1985-05-29
I Love the Sea! The Saga of Hamajaya!
1985-06-05
Ryunosuke vs. Benten: The Pointless Charm Contest!
1985-06-12
Little Magical Bottle: What Will Happen to Me?
1985-06-19
Some Disassembly Required: Lum’s Dangerous Shopping
1985-06-26
Goodness! Words Aren't Getting to Darling
1985-07-03
Devil's Summer! Ten-chan's Great Unaju Mission!!
1985-07-10
Omimai Panic!? I Didn't Mean Any Harm
1985-07-17
Scary!! There is an Octopus on Shutaro's Head!?
1985-07-24
Invader From Space! Lum's Dangerous Lips!!
1985-07-31
Space Survival! They are the Eaters
1985-08-07
It's Stimulating! Overhead Cooler of Terror!!
1985-08-14
Love Raid! Romantic has Not Stopped!!
1985-08-21
Long-Time Appearance! Worries for Firefighter Mother!!
1985-08-28
Hardsell Happiness! Out of Pint Bluebird!!
1985-09-04
Great Storm! Ryunosuke's First Time Wearing a Swimsuit!!
1985-09-11
I Want a Bride!! The Fox's Big Love Adventure!!
1985-09-18
How Persistent! The Three Daughters' Great Animal Mission!!
1985-09-25
All-You-Can-Grab Fish Frenzy! The Hamajaya Scam
1985-10-02
Wish Upon a Star! The Frenzied Desire of Ataru’s Family!
1985-10-16
Special Delivery Kiss! Darling Finally Gets Jealous!
1985-10-23
Beware of Booze! Sakura’s Exorcism Error!
1985-10-30
It’s Creepy! The Sakuranbo School of Yoga!
1985-11-06
Say Goodbye to Onsen!? Tearful Farewell Marathon
1985-12-04
Sakura’s Pure Love! Slippery Soap Spells Sayonara!
1985-12-11
Asuka VS Big Brother! It's Battle for Certain Love!
1985-12-18
Darling Great Misfortune! Four Dimension Fortune of Fear!!
1985-12-25
New Years Panic! The Mendo Family Game of Trouble
1986-01-08
Dreaming Ten’s Big Adventure at the End of the Rainbow!
1986-01-15
Ataru Wants to Go on a Date! Operation Examination!
1986-01-22
Darling Told Me He Loves Me!
1986-01-29
Hellish Home Visits! The Passion of the Teacher!
1986-02-05
Ran’s Humongous Doll of Destruction!
1986-02-12
Pure-hearted Fox! He’ll Risk His Life for Love!!
1986-02-19
Darling, Rescue Me! Lum’s Dangerous Engagement
1986-02-26
I Can’t Take It Anymore! Ran’s Malicious Operation!
1986-03-05
Immediate Farewell Special - Shine!! Planet Uru Awards
1986-03-12
Great All Star Banquet! We are Immortal!!
1986-03-19
Voice Cast
