Hippo and Little Brother and Otowa Mansion

E1

My Little Brother

E2

Ever Since the Day We First Met

E3

Fever! Let's Pugi!

E4

A Great Man

E5

Mother Provides the Crab, Hippo Becomes a Rhino

E6

Looking for a Husband for Kanae

E7

To Be Motz Is to Fib

E8

A World Without Circles

E9

Liszt vs Risuto: Bell (Gong) of Destiny

E10

Nothing But Saltiness

E11

Wagner's Ambition

E12

Forget The Years Hardships! Red vs White Musik Contest

E13

Fall in Love, Pop Idol! Travel Pygmy Hippo!

E14

Dosukoi! Otowa Sumo Stable

E15

A Reunion With The Great Unknown

E16

WesternLoids Of The Wild West

E17

Goodbye Big Sister

E18

The Melancholy of Schubert

E19

The Melancholy of Dovo-chan

E20

Chopin the Hero

E21

Bach, CLAKLA, Nibelungen

E22

A Long Awaited Person Arrives, A Castle is Built

E23

Big Sister and Little Brother

E24

The Last ClassicaLoid

E25