This article is about a/an rider in Kamen Rider Amazons.

This prototype test subject of Sigma Project uses the Amazons Driver of Jun Maehara to become Kamen Rider Amazon Sigma (仮面ライダーアマゾンシグマ Kamen Raidā Amazon Shiguma) in Kamen Rider Amazons Gaiden: Light of Fireflies.

Character History

to be added

Powers and Abilities


Amazon Sigma

Amazon Sigma

―Transformation announcement[src]

By using Jun's replicated Amazons Driver, this individual transforms into Amazon Sigma. However, as a test subject, he is much weaker than Jun's version . Nonetheless, like all users of a Driver, he is stronger than a normal Amazon.


  • Sigma Header (シグマヘッダー Shiguma Heddā): Sensor Antenna. Able to detect noise and enemy presence in his surroundings.
  • Amazon Eye (アマゾン・アイ Amazon Ai): Able to change focus at will and catch a target 1k meter away even if they are at high speed.
  • Crusher (クラッシャー Kurasshā): Sigma's fang. Sharp fangs which can easily chew through steel.
  • Converter Lung (コンバーターラング Konbātā Rangu): Sigma's chest. With the Amazons Driver's influence, the Amazon cells harden themselves to protect the core inside by cancelling almost all damage. It can also absorb heat and wind from the surrounding and convert it to stock energy.
  • Shell Break Arm (シェルブレークアーム Sheru Burēku Āmu):Arm cutter that can give the enemy severe damage to the internal hub.
  • Shell Break Leg (シェルブレークレッグ Sheru Burēku Reggu): Boot cutter that can momentarily activate the cell and enhanced motor function.
  • Knee Hex (ニーヘクス Nī Hecusu): Knee protector that can observe the quake and strengthen the knee.
  • Wilder Crust (ワイルダークラスト Wairudā Kurasuto):A skin that can moderately fasten and stretch the joints and muscles, also can change the hardness of parts of the body to defend from an enemy's attack.


  • Violent Strike

Appearances: Chapters 16-17



Behind the Scenes


to be added


  • to be added



Kamen Riders
Haruka Mizusawa - Jin Takayama - Jun Maehara - Chihiro - Einosuke Mido
(Neo) Amazons Driver - (Neo, Militant) Amazonz Register - Junglaider
Other characters
Mizuki Mizusawa - Nanaha Izumi
Nozama Peston Service
Makoto Shido - Ryusuke Otaki - Nozomi Takai - Kazuya Misaki - Kota Fukuda - Jun Maehara - Mamoru
Nozama Pharmacy
Reika Mizusawa - Shogo Kano - Yugo Tachibana - Takaaki Tenjo
Team X
Hiroki Nagase - Kenta Kitamura - Takumi Yamashita - Chihiro
Yugo Tachibana - Shogo Kano - Takeshi Kurosaki - Ichiro Fudamori - Kota Fukuda - Iyu Hoshino - Mizuki Mizusawa
Experiment Amazonz
Spider Amazon 1 - Spider Amazon 2 - Bat Amazon 1 - Dragonfly Amazon - Mole Amazon - Queen Ant Amazon - Soldier Ant Amazon - Butterfly Amazon 1 - Butterfly Amazon 2 - Shrike Amazon 1 - Shrike Amazon 2 - Crab Amazon - Bat Amazon 2 - Wasp Amazon 1
Sigma type Amazonz
Amazon Sigma - Crow Amazon
New type Amazonz
Vulture Amazon - Panther Amazon 1 - Stag Beetle Amazon - Rhinoceros Amazon 1 - Snake Amazon 1 - Mantis Amazon 1 - Urchin Amazon - Baboon Amazon - Elephant Amazon - Weevil Amazon - Rose Amazon - Mantis Amazon 2 - Rhinoceros Amazon 2 - Panther Amazon 2 - Snake Amazon 2
Lysogenic type Amazonz
Amazon Neo - Jellyfish Amazon
Livestock Amazonz
Buffalo Amazon - Sea Snake Amazon - Shark Amazon - Snapping Turtle Amazon - Squirrel Amazon - Tiger Amazon
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