Here you will learn how each Saiyan achieved his level of SSJ
Name: Goku
SSJ:
In the Freeza Saga, Freeza kills Krillin which angers Goku an then he goes SSJ for the first time
USSJ: He reached
this level in the room of spirit and time during the Cell Saga
SSJ2: When
he is training in the afterlife.
SSJ3: When
he is training in the afterlife.
SSJ4: In DBGT
in the Bebi Saga, Goku gets his tail pulled out; he turns Oozaru then Golden Oozaru form; when he sees his Pan
crying, it triggers him to go SSJ4
Name: Vegeta
SSJ:
When he was training in the Gravity Ship he became very strong but not strong enough to become SSJ and then at one moment
he cares about nothing and goes SSJ
SSJ2: He reaches
this stage while being Majin Vegeta.
SSJ3: Didn't
make it
SSJ4: Bulma
made a Brute Ray which made Vegeta go SSJ4
Name: Future
Trunks
SSJ1:
When Gohan dies in the future, Trunks gets mad and goes SSJ
USSJ: While
training in the room of spirit and time
SSJ2:
Never did
SSJ3:
Never did
SSJ4:
Never did
Name: Gohan
SSJ1: When
he was training in the Spirit Room, he got enraged that he couldn't help his friends in the past because he did not have enough
strength which triggered him to go Super Saiyan.
SSJ2: When
Cell killed Android #16 his anger was pulled to the limit
SSJ3: Never
Did.
SSJ4: Never
Did.
Name: Chibi-Trunks
SSJ1: While
training, he did not need extreme rage to trigger his SSJ form.
SSJ2: Never
Did
SSJ3: Not shown
on T.V but did in room of spirit and time.
SSJ4: Never Did.
Name: Goten
SSJ1: While
training did not need extreme rage to trigger his SSJ form (like Trunks)
SSJ2: Never
Did.
SSJ3: Was not
shown on any episode but did go ssj3 in the room of spirit and time.
SSJ4: Never Did.