寵物店店主鹿谷葉三買了一隻恐龍蛋化石，怎知竟然孵出小恐龍五更。葉三的女兒初葉成為五更的主人，可是頑皮好動的五更常常給大家增添麻煩，不過每次初葉都能馴服五更。後來，初葉和她的家人朋友和五更無意中去到侏儸紀時代，遇見更多的恐龍，和經歷很多奇趣的事件。
Editing
Sound Director
Episode Director (eps 4, 9, 14, 21, 27, 32, 38, 44, 49)
Director
Screenplay
Storyboard (eps 4, 9, 14, 21, 32, 38, 44, 49)
Storyboard (eps 19, 25, 31, 37, 43, 48), Episode Director (eps 19, 25, 31, 37, 43, 48)
Animation Director
Original Creator
Animation Director (eps 3, 8, 13, 18, 24, 30, 42, 47), Key Animation (eps 3, 8, 18, 24, 30)
Storyboard (eps 6, 11, 16, 23, 29, 35, 41, 46, 51), Episode Director (eps 6, 11, 16, 23, 29, 35, 41, 46)
Original Character Design
Key Animation (eps 1, 6, 11, 16, 23, 41, 46)
Character Design, Animation Director (eps 1, 6, 11, 16, 29, 35, 41, 46, 51)
Animation Director
Screenplay
Animation Director
Animation Director (eps 2, 12, 17, 22, 28, 34, 40, 50)
Theme Song Performance (OP, ED)
1993年 季度排名 #1
1993年 動畫總排名 #31