Staring at the blue sky and the blue sea

1 Step by Step
2 SABAKAN
3 Everyday
4 Survey team~detour
5 The story of Boomerang Island
6 Pedal! Departure!
7 Shout! Shout!
8 Heading to Boomerang Island
9 Looking for dolphins
10 Two people who traveled
11 In the dusk
12 See you
13 Summer vacation together
14 Run away from your rivals
15 Let's eat together
16 Sad things
17 To the summer clouds
18 Bittersweet tears
19 A lot of warm voices
20 Staring at the blue sky and the blue sea