Kiyoshi:- main character

Aki:- Kiyoshi's wife

Aio:-Aki's sister

Lu family:- Aki and Aio family

Sara:- Aki's mother

Old lu:- Aki's father

Old man/ buddy:- Kiyoshi's father

A&A company:- book publishing company established by Aki's father. Which is now a multi billion company.

Hikari:- ...….. Kiyoshi's sister

Fumiko,Kenji,Akari:- Kiyoshi's friend.

Sunichi:- jealous of the lu family , son of the xu family.

Old man xu:- the biggest threat to the lu family, got a jewellery business worth 1 billion.

Kaito :- his biggest guidance, Kiyoshi's favourite teacher.

Hana:- Kaito's lover

Himari:- adopted daughter of Sara.

Asuka:- Another sister made by Kiyoshi, a business woman. With a company worth half a billion$.

Keiko:- old lady principal of Kiyoshi's school.

LIIT:- LOTUS INSTITUTE OF INFORMATION AND TECHNOLOGY. one of the biggest University. ( Fictional name/fn)

MIIT:- MORNING INSTITUTE OF INFORMATION AND TECHNOLOGY (fn). Second biggest institute of technology in the whole continent after LIIT.