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Dragon Ball Z S1E31 — Saiyan Sized Secret

8.5

Dragon Ball Z•Season 1•Episode 31

Saiyan Sized Secret

8.5/10 · 1,099 votesDec 20, 198925 min

Ranked #2 of 39 in Season 1•+0.9 vs season avg

Vegeta and Goku continue trading brutal blows, but the action intensifies when Vegeta reveals the secret power of the Saiyans: the ability to transform into a giant, planet-destroying ape!

Directed byDaisuke Nishio

Written byToshiki Inoue

Previous episodeE30 · Goku vs. Vegeta Next episodeE32 · Spirit Bomb Away!

Seasons9

All 1 2 3 4 5 6 7 8 9

Season 1 Episodes39

The New Threat still

The New Threat

Reunions still

Reunions

Unlikely Alliance still

Unlikely Alliance

Piccolo's Plan still

Piccolo's Plan

Gohan's Rage still

Gohan's Rage

No Time Like the Present still

No Time Like the Present

Day 1 still

Day 1

Gohan Goes Bananas! still

Gohan Goes Bananas!

The Strangest Robot still

The Strangest Robot

A New Friend still

A New Friend

Terror on Arlia still

Terror on Arlia

Global Training still

Global Training

Goz and Mez still

Goz and Mez

Princess Snake still

Princess Snake

Dueling Piccolos still

Dueling Piccolos

Plight of the Children still

Plight of the Children

Pendulum Room Peril still

Pendulum Room Peril

The End of Snake Way still

The End of Snake Way

Defying Gravity still

Defying Gravity

Goku's Ancestors still

Goku's Ancestors

Counting Down still

Counting Down

The Darkest Day still

The Darkest Day

Saibamen Attack! still

Saibamen Attack!

The Power of Nappa still

The Power of Nappa

Sacrifice still

Sacrifice

Nappa's Rampage still

Nappa's Rampage

Nimbus Speed still

Nimbus Speed

Goku's Arrival still

Goku's Arrival

Lesson Number One still

Lesson Number One

Goku vs. Vegeta still

Goku vs. Vegeta

Saiyan Sized Secret still

E31 8.5Now viewing

Saiyan Sized Secret

Spirit Bomb Away! still

Spirit Bomb Away!

Hero in the Shadows still

Hero in the Shadows

Krillin's Offensive still

Krillin's Offensive

Mercy still

Mercy

Picking Up The Pieces still

Picking Up The Pieces

Plans for Departure still

Plans for Departure

Nursing Wounds still

Nursing Wounds

Friends or Foes? still

Friends or Foes?

Cast18

Masako Nozawa

Masako Nozawa

Son Goku / Son Gohan / Son Goten (voice)

Ryo Horikawa

Ryo Horikawa

Vegeta (voice)

Toshio Furukawa

Toshio Furukawa

Piccolo (voice)

Mayumi Tanaka

Mayumi Tanaka

Krillin / Uranai Baba (voice)

Hiromi Tsuru

Hiromi Tsuru

Bulma / Bulla

Naoki Tatsuta

Naoki Tatsuta

Oolong / Karin (voice)

Joji Yanami

Joji Yanami

Dr. Briefs (voice)

Naoko Watanabe

Naoko Watanabe

Puar / Chi-Chi (voice)

Hirotaka Suzuoki

Hirotaka Suzuoki

Tien Shinhan (voice)

Miki Ito

Miki Ito

Android 18 (voice)

Hiroko Emori

Hiroko Emori

Mama / Chaozu / Bulma / Bulla (voice)

Mayumi Shou

Mayumi Shou

Chi-Chi (voice)

Crew9

Daisuke Nishio

Daisuke Nishio

Director

M

Masahiro Shimanuki

Key Animation

T

Tomekichi Takeuchi

Key Animation

Daisuke Nishio

Daisuke Nishio

Storyboard Artist

T

Toshiki Inoue

Writer

Y

Yoko Iizuka

Key Animation

M

Masako Misumi

Key Animation

T

Tomekichi Takeuchi

Animation Director

K

Kazuya Hisada

Key Animation

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Episode Summary

"Saiyan Sized Secret" is episode 31 of Dragon Ball Z season 1. It scored 8.5/10 from 1,099 votes, ranking #2 of 39 episodes this season (season average 7.6). Directed by Daisuke Nishio and written by Toshiki Inoue, it aired on December 20, 1989.

Next: E32 · Spirit Bomb Away!Best of Season 1