Daa! Daa! Daa! UFO Baby: Season 1 - 55 Episode s
1x1 - Suddenly 4 People in the Family?!
March 28, 2000
Miyu Kōzuki's parents had moved to the United States to work for NASA. Miyu has been told she is to live with her parents' old friend. She arrives, and it turns out to be a Buddhist temple. She meets her parents' friend, the temple monk, Hoshou Saionji, and his teenaged son, Kanata. The monk soon leaves for India for religious training, leaving Miyu behind with Kanata. Shortly after, a UFO flies into the house, and inside were an alien baby called Ruu and a "sitter-pet" called Wanya. They all then decide to live in the temple together. Kanata peeps at Miyu while she's showering, just as Miyu has seen him changing.
1x2 - Ruu-kun is Climbing the Chimney
April 4, 2000
It was Miyu's first day at her new school. She finds out that Kanata has a fan club, and he is the class president. Miyu meets Christine Hanakomachi, a half-French girl who fancies Kanata. During class, Miyu spots Ruu flying outside. Kanata and Miyu chase after Ruu. Ruu ends up climbing a chimney, forcing Kanata and Miyu to climb it too.
1x3 - Chris Drops By
April 11, 2000
Chris and her friends came by Kanata's house to have a welcome party for Miyu. But their home turned out to be a disaster. They needed to take down floating items and hide Ruu and Wanya from their guests. Chris misunderstands Miyu and Kanata's relationship, after they discover Ruu.
1x4 - Momoka and the Necklace
April 18, 2000
Kanata and Miyu both go out with their friends. Before Miyu leaves, she notices that her necklace is missing. A crow has taken it. But 3 year-old Momoka chases the crow away and retrieves the necklace. While shopping for dinner, Wanya loses Ruu. Ruu finds Momoka with the necklace. They both are together, when finally Kanata and Miyu find Momoka and Ruu. Momoka starts referring to Ruu as her boyfriend.
1x5 - Miyu's Awful Cuisine
April 25, 2000
1x6 - Mama Comes Over on Mother's Day
May 16, 2000
1x7 - Ruu-kun, Popular at School
May 23, 2000
1x8 - Ruu-kun's Acting Debut
May 30, 2000
1x9 - A Date in the Park Between Cousins
June 6, 2000
1x10 - Playing with Spaced-Out Santa
June 13, 2000
1x11 - June, on Father's Day ... Papa Comes
June 20, 2000
1x12 - The Mysterious Boy, Yaboshi Seiya
June 27, 2000
1x13 - The Mysterious Planet Sharaku
July 11, 2000
1x14 - Help! Transforming Wanya
July 18, 2000
1x15 - Mikan Ran Away, Saionji!
July 25, 2000
1x16 - Ocean and the Lovers' Tree
September 5, 2000
1x17 - India's treasure is SAIONJI?
September 12, 2000
1x18 - Momoka's Passport
September 19, 2000
1x19 - The Mysterious Home is Miyu's Real House?
September 26, 2000
1x20 - The Off-season Home Visit
October 3, 2000
1x21 - Principal, Monkichi Reunite
October 10, 2000
1x22 - The Hike of Fear
October 17, 2000
1x23 - Everyone, Gather at Saionji's
October 24, 2000
1x24 - The Blackout Halloween
October 31, 2000
1x25 - Ruu-kun and the Department Store
November 7, 2000
1x26 - Yaboshi Saiya's Warning
November 14, 2000
1x27 - A Correspondence with Ruu's Parents
November 21, 2000
1x28 - Sister Comes to Saionji
November 28, 2000
1x29 - Nanami and the Mysterious Tsukemonoishi
December 12, 2000
1x30 - Wanya Wanya
December 19, 2000
1x31 - The First Christmas with Saionji
January 9, 2001
1x32 - Chris, Ski, Mansion
January 16, 2001
1x33 - Kanata's Childhood Friend
January 23, 2001
1x34 - Kanata's Promised Date
January 30, 2001
1x35 - Bye Bye Wanya
February 6, 2001
1x36 - The Heiomachi Onsen Excursion
February 13, 2001
1x37 - Miyu's Idol Debut
February 20, 2001
1x38 - Ruu-kun Has Multiplied
February 27, 2001
1x39 - All 100 Ruu-kuns, Gather!
March 6, 2001
1x40 - Kanata's Rival Appears?
April 10, 2001
1x41 - Kanata and Nozomu's Showdown
April 17, 2001
1x42 - Where is Okame-chan?
April 24, 2001
1x43 - The Family Assembles at Saionji
May 1, 2001
1x44 - Koinobori Aren't Scary!
May 8, 2001
1x45 - Cinderella Inside the Book
May 22, 2001
1x46 - Chris and the White Whale
May 29, 2001
1x47 - Miyu and Mini-Miyu Go to School
June 5, 2001
1x48 - Santa and Kanata's Weird Pot
June 12, 2001
1x49 - Mizuno-sensei's Mysterious Trip
June 19, 2001
1x50 - Stop it, Lazy Wanya
June 26, 2001
1x51 - Mika-san's Mysterious Promise
July 3, 2001
1x52 - Saionji's Ghost stories and the Mysterious Koishi Stones
July 17, 2001
1x53 - Miyu and Kanata Go to America
July 24, 2001
1x54 - Everyone but Santa goes to America
July 31, 2001
1x55 - The Weird Object That Seiya Left Behind
September 4, 2001