The characters went older during the manga. When the history begins (in December 1998), Hikaru is an 11 years boy. It finishes in 2002, whereas the young boy is in the year of his 15 years.

Here is a scale of the ages based on the year of birth of our hero. Just one question: (to see if you understand this page): Which chara was born in -5 before Hikaru ?

Please look at the chronology and the chara bios. (to know their exact birthdates)

	1989 (-2 years) Lè PING Zhao SHII Suyon HON
	1988 (-1 year) Yuuta FUKU Kousuke OCHI
	1987 (year 0) Hikaru SHINDO Akira TOYA Kiyoharu YASHIRO Yuki MITANI Masako KANEKO Akari FUJISAKI
1986 (+1 year) Yongha KO
1985 (+2 years) Yoshitaka WAYA Kimihiro TSUTSUI Kaoru KISHIMOTO Tetsuo KAGA
1984 (+3 years) Asumi NASE
1983 (+4 years) Toshinori HONDA Ryo IIJIMA Mitsuru MASHIBA
1982 (+5 years) Shinichiro ISUMI
1980 (+7 years) Koji SAEKI
1979 (+8 years) Hiroyuki ASHIWARA Atsushi KURATA
1974 (+13 years) Tatsuhiko KADOWAKI