ISLAND

ISLAND Manatsu arc true ending

In the summer, when memories are kept, Chena gradually uncovers the truth behind the time machine and Jiuyin's identity. At the end, they set out again into the future, searching for technology that could save everyone, and the journey continues.

ISLAND Winter Edition

Kina awakens in a cold world about twenty thousand years later, enters the evacuation facility, and meets Linne, Sarah, and Karen; The trio's actions and device research push the story forward to the Manatsu arc.

カレン・クルツ（ISLAND）

The Winter Chapter is a girl without a designer brand, leading children who rebel against the church's rationing system. Later, he hid in the workshop with Chena and Linne, and died after an attack on sooty spots.

サラ・ガーランド（ISLAND）

A nun from the church inside the WinterEdition refuge facility ISLAND secretly delivers food to children without designer brands, with Kena serving as her bodyguard. During the riots, she was accused by witches and executed.

Maria (ISLAND)

Sara's mother. The Saro arc centers on questions formed by fire and time travel, ultimately revealing that she and Saro are different mother-daughter pairs. She once hoped her daughter would become the one to save the island.

Sansangkai Chena (ISLAND)

A young man with amnesia wakes up on the coast of Urashima, taken in by Rinon and working as a live-in servant. He claims to have come from the future with the mission to save the world, but cannot recall his goals or his own origins.

Morichun Sukuto (ISLAND)

The eldest son of the Shuto family, left the island four years ago due to disagreements with his father.

Garandou Sara (ISLAND)

A shrine maiden of Urashima Shrine and heir to the Garandō family, she lost her parents in a fire five years ago and now lives alone in a prefabricated shrine room. Suspecting her parents were involved in a case, she investigated the truth.

Momoka Yamabuki (ISLAND)

A graduate student studying under seniors in the field of oceanography, conducting field research on the island, hoping to inherit his teacher's research.

Kune Mihara (ISLAND)

The current head of the Mihara family and Rinne's mother. Her husband passed away five years ago, and she also suffered from a similar illness and avoided sunlight, often reminding Chena to cherish the happiness before her.

Taro Haramori (ISLAND)

The only police officer on the island, born on the island and also with local life experience. He is gentle and has no prejudice against Chena who came to the island.

Shudu Xialian (ISLAND)

Mayor Moritsugu's daughter, hoping to leave Urashima for her homeland and search for her mother who left home five years ago. Straightforward personality, interested in Chena, who claims to be a local visitor.

Moritsugu Sukutsu (ISLAND)

Mayor of Urashima Town and head of the Shudo family, father of Xia Lian. Unwilling to let the island change, she rejects the newcomer Chena.

Rinne Mihara (ISLAND)

Heir of the Mihara family, avoids going out during the day and enjoys walking late at night. Provides work and accommodation for the amnesiac Chena, seems to know some of his identity, but refuses to reveal it.

ISLAND's cryogenic sleep device

A device that allows people to stop growing during long slumber, traveling to the distant future. The so-called time machine produced by Winter Chapter is ultimately revealed to be a cryogenic sleep device; Chena mistakenly thought he had returned to the past, but in reality, after the world's climate and civilization had gone through cycles, a similar summer had appeared again.