Nagi-Asu: A Lull in the Sea

The students get together in their swimsuits for swimming class. The sea kids are still getting used to school on land, but are starting to get along with the other kids. The teacher mentions that he's going to be timing them today and as the kids groan in response, Hikari and Tsumugu's rivalry fires up.

All Episodes - Season 1

Episode 1

In Between the Sea and the Land

Episode 2

The Chilly Desert

Episode 3

The Legend of the Sea

Episode 4

Because We're Friends

Episode 5

Hey, Sea Slug

Episode 6

Beyond Tomoebi

Episode 7

The Ofunehiki Shakes

Episode 8

Beyond the Wavering Feelings

Episode 9

Unknown Warmth

Episode 10

The Saltflake Snow Falls and Falls

Episode 11

The Changing Times

Episode 12

I Want to be Kind

Episode 13

Unreachable Fingertips

Episode 14

The Promised Day

Episode 15

The Protector of Smiles

Episode 16

The Whispers of the Faraway Waves

Episode 17

The Sick Two

Episode 18

Shioshishio

Episode 19

The Lost, Lost Little...

Episode 20

Sleeping Beauty

Episode 21

The Messenger from the Bottom of the Sea

Episode 22

Something Lost

Episode 23

Who Do These Feelings Belong To?

Episode 24

Detritus

Episode 25

Love Is Like the Sea

Episode 26

The Color of the Sea. The Color of the Earth. The Color of the Wind. The Color of Your Heart. Your Color. Earth Color of a Calm