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Viper Phase 1 Viper Phase 1 - Japanese Logo - Katakana / Kanji

Viper Phase 1 - Cabinet - Video Game Marquee


A very good vertical shooter that is set in outer space. You can improve your fighter with lasers, rockets, wide shots or napalm guns. Fight against all kinds of enemies until you reach the end-of-level boss.

Viper Phase 1 was produced by Seibu Kaihatsu in 1995.

Seibu Kaihatsu released 26 machines in our database under this trade name, starting in 1985. Seibu Kaihatsu was based in Japan.

Other machines made by Seibu Kaihatsu during the time period Viper Phase 1 was produced include: Raiden DX, Raiden II, Zero Team, Olympic Soccer '92, Seibu Cup Soccer, Battle Balls, Raiden Fighters, Gun Dogs, E-Jong High School, and Raiden Fighters 2: Operation Hell Dive


Name Viper Phase 1
Developer Seibu Kaihatsu (Japan)
Year 1995
Type Videogame
KLOV/MOG # 10325
Class Wide Release
Genre Space
Conversion Class JAMMA
# Simultaneous Players 2
# Maximum Players 2
Game Play Joint
Control Panel Layout Multiple Player
  • Joystick: 8-way
  • Buttons: 2 - Fire|Special Weapon
Sound Amplified Stereo (two channel)
Cabinet Styles
  • Upright/Standard
Instructions Viper Phase 1 Instructions Image
PCB Viper Phase 1 PCB Image

Viper Phase 1 KLOV/IAM 5 Point User Score: 4.65 (1 vote)

Fun Factor: 4.80

Overall Like 5.00
Fun (Social) 4.00
Fun (Solo) 5.00
Collector Desire 5.00

Technical Rating: 4.50

Gameplay 4.00
Graphics 5.00
Originality 4.00
Sound/Music 5.00

Personal Impressions and Technical Impressions each account for half of the total score. Within the Personal Impressions category, Like carries a little more weight than the other factors.

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Raiden Fighters, Raiden Fighters 2 and Senkyu use the same motherboard as this game. The Japanese ROM cartridges are not compatible with the European motherboard and vice versa.


There is also a new version of Viper Phase 1 available. There are only minor differences in game play between the two versions.

VAPS Arcade/Coin-Op Viper Phase 1 Census

There are 14,827 members of the Video Arcade Preservation Society / Vintage Arcade Preservation Society, 9,504 whom participate in our arcade census project of games owned, wanted, or for sale. Census data currently includes 164,880 machines (6,918 unique titles).

Very Common - There are 87 known instances of this machine owned by Viper Phase 1 collectors who are active members. Of these, 6 of them are original dedicated machines. 10 of them are conversions in which game circuit boards (and possibly cabinet graphics) have been placed in (and on) another game cabinet. 71 of them are only circuit boards which a collector could put into a generic case if desired.

For Sale - There is one active VAPS member with a Viper Phase 1 machine for sale. There is one active VAPS member with an extra Viper Phase 1 circuit board for sale.

Wanted - There is one active VAPS member currently looking for Viper Phase 1. There are 2 active VAPS members looking for Viper Phase 1 boards sets.

This game ranks a 16 on a scale out of 100 (100 = most often seen, 1=least common) in popularity based on census ownership records.

This game ranks a 7 on a scale out of 100 (100 = most often seen, 1=least common) in popularity based on census want list records.

Rarity and Popularity independently are not necessarily indications of value. [More Information]



The game cartridge runs on the Seibu SPI-System motherboard.

Licenced to Fabtek for US manufacture and distribution.


eBay Listings

Click to search eBay for Viper Phase 1 Videogame machines and related items.

Click to search eBay for Seibu Kaihatsu for machines and parts.

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Ebay Compatible Application

Viper Phase 1 - Seibu - Arcade PCB Jamma - Works

Auction ends in: 3 weeks, 4 days


Viper Phase 1 Arcade Marquee 26" x 8"

Auction ends in: 4 weeks, 1 day


Viper Phase 1 Cartridge and Motherboard (JAMMA)

Auction ends in: 3 weeks, 1 day


***** Viper Phase 1 Header Marquee Video Arcade Game *****

Auction ends in: 3 weeks, 12 hours


Seibu Kaihatsu Viper PHASE 1 Asia Ver.? Video Game Board ARCADE JAMMA PCB Rare

Auction ends in: 3 days, 21 hours



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