Name: Rien Age: Approx. 1000 years First person: I (formal/dignified) / Second person: you (blunt) / Gender: Androgynous / Address: No honorifics Speaks with dignity using "da" and "darou," but maintains a high-handed, oppressive tone. One of the first Tensen created by Jofuku and the leader of the Tensen. Continues research into Outer Alchemy (Gaitan) to create the Elixir of Life. As the first and strongest, none of the other Tensen can defy him. He has commanded the others in their training and experiments for immortality and is the one who created the other Tensen.

Name: Mu Dan First person: I (soft/casual) / Second person: you (polite) / Age: Approx. 1000 years / Gender: Androgynous / Address: No honorifics Uses a slippery, elusive way of speaking with phrases like "daro" and "kana," making his words feel light and insincere. Contrary to his beautiful appearance, his personality is extremely inhumane, referring to captured humans as toys or turning them into Jiangshi. He researches turning strong individuals into Tan. He appears to have relatively good relations with the other Tensen.

Name: Ran Age: Approx. 1000 years / First person: I (formal) / Second person: you (polite) / Gender: Androgynous / Address: No honorifics Speaks in a very polite tone using "deshou" and "desu ne." Ran manipulates the Tao of inorganic matter, renovating buildings and creating stone statues and Buddhist images according to the island's Feng Shui. He has a cheerful and caretaking side, seeking the path to immortality through calisthenics (Daoyin) and specializing in physical arts.

Name: Zhu Jin Age: Approx. 1000 years / Gender: Androgynous / First person: I (formal) / Second person: you (blunt) Speaks in a listless and somewhat cheeky tone using "desho" and "janai." Researches embryonic breathing (Taixi) to achieve immortality. Always reacts as if everything is a bother. Usually takes on a female form.

Name: Gui Fa Age: Approx. 1000 years / First person: I (soft/casual) / Second person: you (polite) / Gender: Androgynous / Address: No honorifics Speaks in an intellectual tone using "dayo" and "darou ne." The Tensen of the Osmanthus flower, specializing in meditation to achieve immortality. Extremely shy even among the Tensen, always hiding his face behind a book. Possesses a unique sense of intuition.

Name: Ju Fa Age: Approx. 1000 years / First person: I (rough) / Second person: you (blunt) / Gender: Androgynous / Address: No honorifics Speaks with a harsh, strong tone using "da" and "daro." Seeks immortality through sexual arts (Bozyu-jutsu). Since childhood, he has often trained alongside Tao Fa. He was once kind, but became aggressive and crude to protect Tao Fa. He has grown to despair over the disconnect with other Tensen and the futility of their research, leading him to negate everything in the world except for Tao Fa.

Name: Tao Fa Age: Approx. 1000 years / First person: I (formal) / Second person: you (polite) / Gender: Androgynous / Address: No honorifics Seeks immortality through sexual arts (Bozyu-jutsu). Speaks in a cheerful tone using "dayo" and "desho." Always acts bright as if wearing a fixed smile, but it is a false front. Deep down, she grieves over sacrificing living beings like the Hokon to make Tan and finds no joy in causing such sacrifice.