What would you like to edit?


Alternative Titles

Japanese: ヘプタゴン


Type: Manga
Volumes: 1
Chapters: 5
Status: Finished
Published: Jan 28, 2000 to May 27, 2000
Genres: DramaDrama, JoseiJosei
Authors: Hijiri, Chiaki (Story & Art)
Serialization: Chorus


Score: 7.201 (scored by 645645 users)
1 indicates a weighted score.
Ranked: #51772
2 based on the top manga page. Please note that 'R18+' titles are excluded.
Popularity: #9359
Members: 1,224
Favorites: 6
Ranked #5177Popularity #9359Members 1,224
Add to List
Volumes: /1
Chapters: /5
buy from amazon
* Your list is public by default.


Nana, an apathetic 24-year-old with nothing much in her life, suffers a car accident and wakes up in her 14-year-old junior high body. As she lives through each day, she starts to remember things she buried deep in her memory and she can now not remember being involved with her older sister, whom she deeply admires, and her sister's first love, a senior at her school.


No background information has been added to this title. Help improve our database by adding background information here.


No characters for this manga have been added to this title. Help improve our database by adding characters for this manga here.

More reviewsReviews

Oct 9, 2020
Shellshock123 (All reviews)
Tried to do a little too much

The series Heptagon is about a girl who thinks to highly of her elder sister and somewhat deviod of emotion. She gets into a car accident, goes back in time and gets a 2nd chance at life in middle school.

The idea is good but the series just tries to do too much in too little. First its a 2nd chance story, then its a beating your sister story, than its a romance story, then its a better yourself story. It tries to do too much in 1 volume and it doesn't really work but the thing is it didn't read more
Sep 18, 2017
Vampireholmes (All reviews)
This is a story that contains time travel, focus on an adult on the body of a kid and has they go through a part of their early life one more time. This is a story about regrets, about a person that became lost and has an opportunity to find themselves again. A story that reminds us yet again that even though we don't think so, me might be too narrow minded, that we need to expand our view, know other better, know ourselves better.

Story: 7/10
A somewhat time travel tale that goes deep into the world of a narrow minded girl who is presented with read more

Recent News

Recent Forum Discussion

Poll: Heptagon Chapter 5 Discussion
Jasonbear - Jan 7, 2009
9 replies by carolincloud »»
Nov 28, 2017 5:25 AM
Poll: Heptagon Chapter 1 Discussion
sifma - Sep 1, 2008
0 replies by sifma »»
Sep 1, 2008 2:49 AM