E1 - Suddenly 4 People in the Family?!

Aired: 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.

E2 - Ruu-kun is Climbing the Chimney

Aired: April 04, 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.

E3 - Chris Drops By

Aired: 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.

E4 - Momoka and the Necklace

Aired: 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.

E5 - Miyu's Awful Cuisine

Aired: April 25, 2000

E6 - Mama Comes Over on Mother's Day

Aired: May 16, 2000

E7 - Ruu-kun, Popular at School

Aired: May 23, 2000

E8 - Ruu-kun's Acting Debut

Aired: May 30, 2000

E9 - A Date in the Park Between Cousins

Aired: June 06, 2000

E10 - Playing with Spaced-Out Santa

Aired: June 13, 2000

E11 - June, on Father's Day ... Papa Comes

Aired: June 20, 2000

E12 - The Mysterious Boy, Yaboshi Seiya

Aired: June 27, 2000

E13 - The Mysterious Planet Sharaku

Aired: July 11, 2000

E14 - Help! Transforming Wanya

Aired: July 18, 2000

E15 - Mikan Ran Away, Saionji!

Aired: July 25, 2000

E16 - Ocean and the Lovers' Tree

Aired: September 05, 2000

E17 - India's treasure is SAIONJI?

Aired: September 12, 2000

E18 - Momoka's Passport

Aired: September 19, 2000

E19 - The Mysterious Home is Miyu's Real House?

Aired: September 26, 2000

E20 - The Off-season Home Visit

Aired: October 03, 2000

E21 - Principal, Monkichi Reunite

Aired: October 10, 2000

E22 - The Hike of Fear

Aired: October 17, 2000

E23 - Everyone, Gather at Saionji's

Aired: October 24, 2000

E24 - The Blackout Halloween

Aired: October 31, 2000

E25 - Ruu-kun and the Department Store

Aired: November 07, 2000

E26 - Yaboshi Saiya's Warning

Aired: November 14, 2000

E27 - A Correspondence with Ruu's Parents

Aired: November 21, 2000

E28 - Sister Comes to Saionji

Aired: November 28, 2000

E29 - Nanami and the Mysterious Tsukemonoishi

Aired: December 12, 2000

E30 - Wanya Wanya

Aired: December 19, 2000

E31 - The First Christmas with Saionji

Aired: January 09, 2001

E32 - Chris, Ski, Mansion

Aired: January 16, 2001

E33 - Kanata's Childhood Friend

Aired: January 23, 2001

E34 - Kanata's Promised Date

Aired: January 30, 2001

E35 - Bye Bye Wanya

Aired: February 06, 2001

E36 - The Heiomachi Onsen Excursion

Aired: February 13, 2001

E37 - Miyu's Idol Debut

Aired: February 20, 2001

E38 - Ruu-kun Has Multiplied

Aired: February 27, 2001

E39 - All 100 Ruu-kuns, Gather!

Aired: March 06, 2001

E40 - Kanata's Rival Appears?

Aired: April 10, 2001

E41 - Kanata and Nozomu's Showdown

Aired: April 17, 2001

E42 - Where is Okame-chan?

Aired: April 24, 2001

E43 - The Family Assembles at Saionji

Aired: May 01, 2001

E44 - Koinobori Aren't Scary!

Aired: May 08, 2001

E45 - Cinderella Inside the Book

Aired: May 22, 2001

E46 - Chris and the White Whale

Aired: May 29, 2001

E47 - Miyu and Mini-Miyu Go to School

Aired: June 05, 2001

E48 - Santa and Kanata's Weird Pot

Aired: June 12, 2001

E49 - Mizuno-sensei's Mysterious Trip

Aired: June 19, 2001

E50 - Stop it, Lazy Wanya

Aired: June 26, 2001

E51 - Mika-san's Mysterious Promise

Aired: July 03, 2001

E52 - Saionji's Ghost stories and the Mysterious Koishi Stones

Aired: July 17, 2001

E53 - Miyu and Kanata Go to America

Aired: July 24, 2001

E54 - Everyone but Santa goes to America

Aired: July 31, 2001

E55 - The Weird Object That Seiya Left Behind

Aired: September 04, 2001

E56 - Mecha Wanya Attacks!

Aired: September 11, 2001

E57 - Nozomu and His World of Dream

Aired: September 18, 2001

E58 - Our Pet is Number One

Aired: September 25, 2001

E59 - Peppo, Ruu, and Wanya

Aired: October 02, 2001

E60 - Mikan's Work Place is the Saionji

Aired: October 09, 2001

E61 - Miyu and Kanata's First Kiss

Aired: October 16, 2001

E62 - Nagging at the Saionji Temple

Aired: October 23, 2001

E63 - Spooky Mountain Villa

Aired: October 30, 2001

E64 - Meeting a Penpal

Aired: November 06, 2001

E65 - Inventions are so Boring

Aired: November 13, 2001

E66 - A Friend, a Rival, a Competitor

Aired: November 27, 2001

E67 - Teru Arrives From Planet

Aired: December 04, 2001

E68 - Bowmeow Versus Mister

Aired: December 11, 2001

E69 - Ousted Guava Falls in Love

Aired: December 18, 2001

E70 - Momoka’s Christmas

Aired: December 25, 2001

E71 - The Seven Gods of Fortune

Aired: January 08, 2002

E72 - The Same Kimono as Miyu

Aired: January 15, 2002

E73 - Miyu and Little Boy Kanata

Aired: January 22, 2002

E74 - Goodbye Evil Gang

Aired: January 29, 2002

E75 - Valentine’s Day in Heiomachi

Aired: February 05, 2002

E76 - Ruu in the Lead Role at the Cultural Festival

Aired: February 12, 2002

E77 - On the Night of the Full Moon

Aired: February 19, 2002

E78 - See You Again

Aired: February 26, 2002