According to Yajirobe, Senzu Beans taste like fish.

Android 18 is a human turned into a cyborg by Doctor Gero, but she has very little interest in following Gero's orders and becomes a major character in the series after marrying Goku's best friend Krillin.

Champa is Beerus' twin brother and the God of Destruction of the Sixth Universe.

When Captain Ginyu was about to switch bodies with Vegeta, Goku threw the frog in front of Vegeta, causing Ginyu to switch with it instead. The frog in Ginyu's body hopped away, while Ginyu could only say "ribbit" and thus couldn't switch back to his original body. Vegeta spared his life, so he wouldn't get toad guts all over his boots.

The Flying Nimbus is one of two items Goku has that mimic items possessed by the protagonist of the Chinese novel Journey to the West, on which Dragon Ball is based. The original Sun Wukong/Son Goku rides on a magic cloud and uses a Power Pole, which Goku also has.

Gohan loses his left arm fighting Androids #17 and #18.

Salza is very intelligent. He is capable of speaking 7,000 languages and is stated to be the genius of his planet.

Piccolo uses this attack in an enraged attempt to defeat Goku in the 23rd World Martial Arts Tournament. Goku is at first unimpressed and simply leaps out of the way. However, he soon realizes that he is mistaken after the Chasing Bullet turns around and comes right back at him.

Videl's name is an anagram of "Devil", a play on words with her father's name.

Frieza was created around the time of the Japanese economic bubble and was inspired by real estate speculators, whom Dragon Ball creator Akira Toriyama called the "worst kind of people."