Oshi no Ko: Main Characters’ Ages, Heights, Occupations & More

Oshi no Ko is an incredibly well-loved manga series, initially written by author Aka Akasaka and later adapted into an amazing, modern anime series. The saga is infamous for its mind-bending plot twists topped off with some captivating story arcs, as the storyline explores the inner workings and hidden secrets that comprise the entertainment world as a whole.

However, the series is also infamous for its rich combination of alluring and unique characters, all of which add something special to the overall Oshi no Ko premise. Stick around to find out everything there is to know about the main characters and major supporting characters within the Oshi no Ko saga, including their ages, heights, occupations, and much more.

What Do We Know About the Oshi no Ko Main Characters’ Ages?

Since all of the main characters and major supporting characters in Oshi no Ko are classified as human beings, they all age along a relatively uniform and linear timeline – unlike many iconic anime characters who may fall under unique and often otherworldly species. Some of the main characters have notable “previous lives,” although there is no information regarding their former ages and stats.

The leading protagonist within the Oshi no Ko saga, Aquamarine Hoshino, is one of the youngest of all the most influential characters at around 16 years old, alongside Ruby Hoshino and Frill Shiranui, who are also around 16 years old when the story begins. Ai Hoshino, the infamous poster child of the entire Oshi no Ko series, started off at the age of 16 years old in Chapter 1 of the Oshi no Ko manga series after which she aged until reaching around 18 years old in Chapter 5, and she finally reached the age of 20 years old in Chapter 7 of the manga series.

While Akane Kurokawa has been noted as being approximately 17 years old within the saga overall, Kana Arima began at age 17 years old in Chapter 13 right through until Chapter 94 of the Oshi no Ko manga series and has been around 18 years old within more recent releases. Mem-Cho technically has an unknown age, but she is presumed to be somewhere in her mid to late 20s, while Miyako Saitou is believed to be somewhere in his mid to late 30s, and Ichigo Saitou is the eldest of all the Oshi no Ko characters being in his mid to late 40s.

What Do We Know About the Oshi no Ko Main Characters’ Heights?

While fans do not have information regarding all of the main and major supporting Oshi no Ko characters, fans do have access to the height stats of the most prominent figures within the overall storyline. Kana Arima is the shortest of all the Oshi no Ko characters, with an average height of around 4’11″/ 150 cm, closely followed by Ai Hoshino, around 4’11″/ 151 cm in height.

Mem-Cho is next, standing at around 5’1″/ 155 cm in height, followed by Ruby Hoshino, who has an average height of approximately 5’2″/ 158 cm. This is followed by Akane Kurokawa, who is around 5’4″/ 163 cm in height, which makes the star of Oshi no Ko, Aquamarine Hoshino, the tallest of all the main characters with an average height of approximately 5’7″/ 172 cm.

What Do We Know About the Oshi no Ko Main Characters’ Occupations?

The world of Oshi no Ko features a wide range of talented creatives and stars, all of which find numerous positions within the entertainment world – from major acting roles to on-stage performance roles, various influential roles on multiple social media platforms, and much more. Since each of the leading characters in the Oshi no Ko storyline is famous within the saga’s universe, the Oshi no Ko characters are incredibly popular, and many of them have some special star sign-offs that they use for autographs and fans as well.

Below are all of the Oshi no Ko main and major supporting characters’ occupations, including their former and current occupations where applicable – alongside the star signatures of the main characters in Oshi no Ko, many of which include some quirky additions that emphasize their celebrity personalities.

Oshi no Ko Character	Occupation	Celebrity Signature
Aquamarine Hoshino	Actor Doctor (Previous life)
Ruby Hoshino	Idol Actress
Ai Hoshino	Idol
Kana Arima	Actress (Former), Idol (Current)	Unknown
Akane Kurokawa	Actress
Mem-Cho	TikToker (Formerly) Youtuber Idol
Miyako Saitou	Housewife (Formerly), Talent Manager	Unknown
Ichigo Saitou	Talent Manager (Formerly)	Unknown
Taishi Gotanda	Director	Unknown
Masaya Kaburagi	Producer	Unknown
Frill Shiranui	Multi-talented performer	Unknown

What Do We Know About the Oshi no Ko Main Characters’ Genders & Nicknames?

Considering that many of the Oshi no Ko characters have gained notoriety for their numerous talents and skills, many of them have started receiving a variety of unique and quirky nicknames along the way. Below are all of the main and supporting Oshi no Ko characters’ nicknames and aliases, alongside their biological genders from birth.

That’s everything there is to know about the main and major supporting characters in Oshi no Ko, with images and stats thanks to the Oshi no Ko Wiki. These Oshi no Ko characters add tons of amazing details to an already gripping premise, and knowing a bit more about each character’s nature and background can make the entire series far more enjoyable for many fans.