- 87 Years before Goku was born, the first Tenkaichi Budoukai was held

- At 79 years old, grandpa Gohan found Goku as a baby after he had crashed on earth.

- When Goku was born Kame-Sennin was 307 years old.

- Kame-Sennin started buying porno magazines, and turning into a perverted old man at 123 years old.

- Goku met bulma when she was 16 years old

- Goku is 1 year younger then Krillin

- Gohan is 7 when Future Trunks arrives and takes out Metal Frieza, and King Cold

- Gohan Kills Cell when he is 11

- Gohan entered Orange Star High School at the age of 16.

- When we first se Dende on namek, he is 5 years old.- Goku is 4 years younger then Bulma, Yamucha, and Tenshinhan.

- Trunks is 1 year older then Goten

- When dragonball z ended, Pan was 5, and when Dragonball GT Starts she is 14

- When dragonball z ended, Bra was 4 years old, meaning that Pan is one year older then Bra

- When we are first introduced to Gohan he is 4 years old

- At the beginning of the Majin Buu saga, Trunks was 6 years old