Игры — Square Faction

Название	Год выпуска	Платформы
Huntdown Easy Trigger Games	2020	PC (Windows), iPhone / iPod, Macintosh, Android, Linux, PlayStation 4, Xbox One
Snow Bros. 2: With New Elves Toaplan	1994	Arcade
Lethal Crash Race Video System	1993	Arcade
Magical Tetris Challenge Capcom	1998	PlayStation, Game Boy Color, Nintendo 64, Arcade
X-Men vs. Street Fighter Capcom	1996	PlayStation, PC (Windows), Saturn, Arcade
Nekketsu Kouha Kunio-kun Technos (Arcade/C64)	1986	PlayStation 2, Amiga, ZX Spectrum / ZX81, Commodore 64 / C64GS, Arcade, Amstrad CPC, Apple II, Atari ST, PC (DOS), PlayStation 4, Nintendo Switch
Cake Mania: Celebrity Chef Real.com	2009	Mobile Phone, iPhone / iPod, iPad, Android, BlackBerry
Cake Mania Sandlot Games, Coresoft	2006	PlayStation 2, PC (Windows), Mobile Phone, PlayStation Portable, Nintendo DS, Macintosh, Palm OS
G-Darius Taito Corporation	1997	PlayStation, PC (Windows), PlayStation Portable, PlayStation 3, Arcade, PlayStation Vita
Darius Gaiden Taito Corporation	1994	PlayStation, PC (Windows), Saturn, Arcade
Darius II Taito	1989	Game Boy, Wii, Saturn, Sega Mega Drive (Genesis), Arcade, Sega Master System, PC Engine CD (TurboGrafx-CD)
Darius Taito Corporation	1987	Game Boy, Wii, Amiga, ZX Spectrum / ZX81, Arcade, PC Engine (TurboGrafx-16), Atari ST, PC Engine CD (TurboGrafx-CD)
Warhammer 40,000: Sanctus Reach Slitherine Ltd	2017	PC (Windows)
Mickey & Donald Nintendo R&D1	1982	Game and Watch
Mickey Mouse (Panorama Screen) Nintendo R&D1	1984	Game and Watch
Mickey Mouse (Wide Screen) Nintendo R&D1	1981	Game and Watch
Mania Challenge Technōs Japan, Blue Sky Software	1986	Arcade, Atari 7800
Shusse Ozumo Technōs Japan, Arc System Works	1984	Arcade, Sharp X68000, PlayStation 4
Mat Mania Technōs Japan	1985	Arcade, Sharp X68000, PlayStation 4
3 Count Bout SNK	1993	Wii, Neo-Geo CD, Neo-Geo, Arcade
Tag Team Wrestling Technōs, Data East	1983	NES (Famicom), Commodore 64 / C64GS, Arcade, Apple II
Pasha Pasha Champ Mini Game Festival Dongsung	1997	Arcade
Dark Adventure Konami	1987	Arcade
Nitro Ball Data East	1992	Arcade
Super Bishi Bashi Championship Konami	1998	Arcade
Pasha Pasha 2 Dongsung	1998	Arcade
Street Fighter II: Champion Edition Capcom, Digital Eclipse (PS2; Xbox)	1992	PlayStation, PlayStation 2, PC (Windows), Mobile Phone, PlayStation Portable, Xbox, PlayStation 3, Wii, iPhone / iPod, Saturn, Sega Mega Drive (Genesis), Arcade, PC Engine (TurboGrafx-16), iPad, PlayStation Vita, Sharp X68000, PlayStation 4, Xbox One, Nintendo Switch
Insector X Taito, Hot-B (SMD)	1988	NES (Famicom), Sega Mega Drive (Genesis), Arcade
Midnight Resistance Data East, Opera House (SMD), Special FX (C64; Amiga; Atari ST; ZX), Ocean (Amstrad CPC)	1989	Sega Mega Drive (Genesis), Amiga, ZX Spectrum / ZX81, Commodore 64 / C64GS, Arcade, Amstrad CPC, Atari ST
Cabal TAD Corporation (Arcade; DOS), Rare (NES), Ocean (Amiga), Special FX (C64; Amstrad CPC; ZX)	1988	NES (Famicom), Amiga, ZX Spectrum / ZX81, Commodore 64 / C64GS, Arcade, Amstrad CPC, PC (DOS)
Urban Rivals Boostr	2006	Browser, iPhone / iPod, iPad
Rampage World Tour Midway, Saffire, Game Refugee, Point of View, Digital Eclipse	1997	PlayStation, PlayStation 2, PC (Windows), PlayStation 3, Game Boy Color, Nintendo GameCube, Nintendo 64, Saturn, Arcade
Insaniquarium! Deluxe Flying Bear	2004	PC (Windows), Mobile Phone, Windows Mobile
Rampage Bally Midway, Monarch Development, SRB Software, Atari, Data East, Sega	1986	NES (Famicom), PlayStation, PlayStation 2, PC (Windows), PlayStation Portable, Xbox, Xbox 360, PlayStation 3, Game Boy Color, Nintendo GameCube, Amiga, ZX Spectrum / ZX81, Commodore 64 / C64GS, Arcade, Sega Master System, Amstrad CPC, Apple II, Atari 2600 (SVA) / Gemini, Atari 7800, Atari ST, Lynx, TRS-80 Color Computer, PC (DOS)
Quartet Sega	1986	ZX Spectrum / ZX81, Commodore 64 / C64GS, Arcade, Sega Master System, Amstrad CPC
Mystic Warriors Konami	1993	Arcade
BlazBlue: Central Fiction Arc System Works	2015	PC (Windows), PlayStation 3, Arcade, PlayStation 4, Nintendo Switch
Neo Bomberman Hudson Soft	1997	Neo-Geo
Puzzle & Action: Tant-R Sega	1993	PlayStation 2, Wii, Saturn, Game Gear, Sega Mega Drive (Genesis), Arcade
Puzzle & Action: Ichidant-R Sega	1994	Wii, Saturn, Game Gear, Sega Mega Drive (Genesis), Arcade
Lethal Thunder Irem	1991	Arcade
XMultiply Irem	1989	PlayStation, Saturn, Arcade
Xexex Konami	1991	Arcade
WindJammers Data East	1994	Wii, Neo-Geo CD, Neo-Geo, Arcade, PlayStation Vita, PlayStation 4
Puzzle & Action: Treasure Hunt Sega	1995	Saturn, Arcade
G.I. Joe Konami	1992	Arcade
Desert Assault Data East	1991	Arcade
Puzzle Bobble 4 Taito Corporation, Crawfish Interactive	1998	PlayStation, PC (Windows), Game Boy Color, Dreamcast, Arcade
Puzzle Bobble 3 Taito Corporation, Aisystem Tokyo	1996	PlayStation, PC (Windows), Game Boy, Nintendo 64, Saturn, Arcade
Puzzle Bobble 2 Taito Corporation, Probe Entertainment	1996	PlayStation, PC (Windows), Game Boy, Nintendo 64, Saturn, Arcade
Puzzle Bobble Taito Corporation, Santos	1994	SNES (Super Famicom), PC (Windows), Neo-Geo CD, 3DO, Game Gear, Arcade, WonderSwan, Android
Numan Athletics Namco	1993	Arcade
Land Maker Taito Corporation	1998	PlayStation, Arcade
Mach Breakers: Numan Athletics 2 Namco	1994	Arcade
The Outfoxies Namco	1994	Arcade
Wild West C.O.W.-Boys of Moo Mesa Konami	1992	Arcade
Ninja Baseball Bat Man Irem	1993	Arcade
Reconquest StormCube Games	2016	PC (Windows)
Daytona USA Sega	1993	PC (Windows), Xbox 360, PlayStation 3, Dreamcast, Saturn, Arcade
Eco Fighters Capcom	1993	PlayStation 2, PlayStation Portable, Arcade
Dolphin Blue Sammy Studios	2003	Arcade
Anno: Create a New World Related Designs	2009	Mobile Phone, Nintendo DS, Wii
Vampires Dawn: Deceit of Heretics Dawnatic Games, Alexander ‚Marlex‘ Koch	2007	Mobile Phone
Vampires Dawn II: Ancient Blood Alexander ‚Marlex‘ Koch	2005	PC (Windows), Macintosh
Bomberman: Panic Bomber Hudson Soft	1994	SNES (Super Famicom), PlayStation Portable, Wii, Neo-Geo, Virtual Boy, NEC PC-9801, Wii U, FM Towns, PC Engine CD (TurboGrafx-CD), Sharp X68000
Crossed Swords Alpha Denshi	1991	Wii, Neo-Geo CD, Arcade
Elevator Action Returns Taito Corporation	1994	PlayStation 2, PC (Windows), Xbox, Saturn, Arcade
Dancing Eyes Namco	1996	Arcade
Bomber Man World Irem	1992	Arcade
Hook (Arcade) Irem	1992	Arcade
FixEight Toaplan	1992	Arcade
Alex Kidd: The Lost Stars Sega	1986	Wii, Arcade, Sega Master System
Turbo Force Video System	1991	Arcade
Exvania Namco	1992	Arcade
Bonanza Bros. Sega	1990	PlayStation 2, PC (Windows), PlayStation Portable, Xbox 360, PlayStation 3, Wii, Sega Mega Drive (Genesis), Amiga, ZX Spectrum / ZX81, Commodore 64 / C64GS, Arcade, Sega Master System, Amstrad CPC, Atari ST, PC Engine CD (TurboGrafx-CD), Sharp X68000
Road Runner Atari	1985	NES (Famicom), ZX Spectrum / ZX81, Commodore 64 / C64GS, Arcade, Amstrad CPC, Atari 2600 (SVA) / Gemini, Atari ST, PC (DOS)
Tank Battalion Namco	1980	Arcade, MSX / Zemmix, Commodore VIC-20 (VIC-1001), Sharp X68000
Tank Force Namco	1991	Wii, Arcade
Espgaluda Cave	2003	PlayStation 2, Arcade
Commando Capcom	1985	NES (Famicom), Mobile Phone, Xbox 360, PlayStation 3, Wii, Amiga, ZX Spectrum / ZX81, Commodore 64 / C64GS, Arcade, MSX / Zemmix, NEC PC-8801, Amstrad CPC, Apple II, Atari 2600 (SVA) / Gemini, Atari 7800, Atari ST, BBC Micro, FM-7, Intellivision
Defender II Vid Kidz	1981	NES (Famicom), Commodore 64 / C64GS, Arcade, Apple II, Atari 2600 (SVA) / Gemini, Palm OS
Chaos Heat Taito Corporation	1998	Arcade
Armored Warriors Capcom	1994	Arcade
Virtua Fighter Sega AM2	1993	PC (Windows), Saturn, Arcade, Sega 32X
Ghouls 'n Ghosts Capcom	1988	PlayStation, PlayStation 2, PlayStation Portable, Xbox, Wii, Saturn, Sega Mega Drive (Genesis), Amiga, ZX Spectrum / ZX81, Commodore 64 / C64GS, Arcade, Sega Master System, Amstrad CPC, Atari ST, Sharp X68000, SuperGrafx
Fatal Fury 2 SNK	1992	SNES (Super Famicom), PlayStation 2, Game Boy, Wii, Neo-Geo CD, Neo-Geo, Sega Mega Drive (Genesis), Arcade, PC Engine (TurboGrafx-16), Sharp X68000
Descent Parallax Software	1994	PlayStation, PC (Windows), Macintosh, Arcade, NEC PC-9801, PC (DOS)
Gradius Konami, Cyclone Studios (CPC/ZX)	1985	NES (Famicom), Wii, ZX Spectrum / ZX81, Commodore 64 / C64GS, Arcade, MSX / Zemmix, Nintendo 3DS, PC Engine (TurboGrafx-16), NEC PC-8801, Wii U, Amstrad CPC, Sharp X1, Sharp X68000, PlayStation 4
Spectral vs. Generation Idea Factory	2005	PlayStation 2, PlayStation Portable, Arcade, PlayStation Vita
BeatMania III Konami	2000	Arcade
The Simpsons (Arcade) Konami, Novotrade (C64; DOS)	1991	Xbox 360, PlayStation 3, Commodore 64 / C64GS, Arcade, PC (DOS)
Virtua Tennis 3 Sega AM3(Arcade/PS3), Sumo Digital	2006	PC (Windows), PlayStation Portable, Xbox 360, PlayStation 3, Arcade
Wild Riders WOW Entertainment	2001	Arcade
Jurassic Park (Arcade) Sega AM3	1994	Arcade
Need for Speed: Shift (Mobile) EA Mobile	2009	Mobile Phone, iPhone / iPod, iPad, Android, Windows Mobile, Symbian
Tom Clancy's Splinter Cell: Pandora Tomorrow (GBA, Mobile) Gameloft	2004	Game Boy Advance, Mobile Phone, Symbian
Pure (Mobile) Disney Interactive Studios	2008	Mobile Phone
Assassin's Creed: Revelations (Mobile) Gameloft	2011	Mobile Phone, Android
Assassin's Creed: Brotherhood (Mobile) Gameloft	2010	Mobile Phone, Android
Tom Clancy's Splinter Cell: Double Agent (Mobile) Gameloft	2006	Mobile Phone

Huntdown

Easy Trigger Games

2020

PC (Windows), iPhone / iPod, Macintosh, Android, Linux, PlayStation 4, Xbox One

Snow Bros. 2: With New Elves

Toaplan

1994

Arcade

Lethal Crash Race

Video System

1993

Arcade

Magical Tetris Challenge

Capcom

1998

PlayStation, Game Boy Color, Nintendo 64, Arcade

X-Men vs. Street Fighter

Capcom

1996

PlayStation, PC (Windows), Saturn, Arcade

Nekketsu Kouha Kunio-kun

Technos (Arcade/C64)

1986

PlayStation 2, Amiga, ZX Spectrum / ZX81, Commodore 64 / C64GS, Arcade, Amstrad CPC, Apple II, Atari ST, PC (DOS), PlayStation 4, Nintendo Switch

Cake Mania: Celebrity Chef

Real.com

2009

Mobile Phone, iPhone / iPod, iPad, Android, BlackBerry

Cake Mania

Sandlot Games, Coresoft

2006

PlayStation 2, PC (Windows), Mobile Phone, PlayStation Portable, Nintendo DS, Macintosh, Palm OS

G-Darius

Taito Corporation

1997

PlayStation, PC (Windows), PlayStation Portable, PlayStation 3, Arcade, PlayStation Vita

Darius Gaiden

Taito Corporation

1994

PlayStation, PC (Windows), Saturn, Arcade

Darius II

Taito

1989

Game Boy, Wii, Saturn, Sega Mega Drive (Genesis), Arcade, Sega Master System, PC Engine CD (TurboGrafx-CD)

Darius

Taito Corporation

1987

Game Boy, Wii, Amiga, ZX Spectrum / ZX81, Arcade, PC Engine (TurboGrafx-16), Atari ST, PC Engine CD (TurboGrafx-CD)

Warhammer 40,000: Sanctus Reach

Slitherine Ltd

2017

PC (Windows)

Mickey & Donald

Nintendo R&D1

1982

Game and Watch

Mickey Mouse (Panorama Screen)

Nintendo R&D1

1984

Game and Watch

Mickey Mouse (Wide Screen)

Nintendo R&D1

1981

Game and Watch

Mania Challenge

Technōs Japan, Blue Sky Software

1986

Arcade, Atari 7800

Shusse Ozumo

Technōs Japan, Arc System Works

1984

Arcade, Sharp X68000, PlayStation 4

Mat Mania

Technōs Japan

1985

Arcade, Sharp X68000, PlayStation 4

3 Count Bout

SNK

1993

Wii, Neo-Geo CD, Neo-Geo, Arcade

Tag Team Wrestling

Technōs, Data East

1983

NES (Famicom), Commodore 64 / C64GS, Arcade, Apple II

Pasha Pasha Champ Mini Game Festival

Dongsung

1997

Arcade

Dark Adventure

Konami

1987

Arcade

Nitro Ball

Data East

1992

Arcade

Super Bishi Bashi Championship

Konami

1998

Arcade

Pasha Pasha 2

Dongsung

1998

Arcade

Street Fighter II: Champion Edition

Capcom, Digital Eclipse (PS2; Xbox)

1992

PlayStation, PlayStation 2, PC (Windows), Mobile Phone, PlayStation Portable, Xbox, PlayStation 3, Wii, iPhone / iPod, Saturn, Sega Mega Drive (Genesis), Arcade, PC Engine (TurboGrafx-16), iPad, PlayStation Vita, Sharp X68000, PlayStation 4, Xbox One, Nintendo Switch

Insector X

Taito, Hot-B (SMD)

1988

NES (Famicom), Sega Mega Drive (Genesis), Arcade

Midnight Resistance

Data East, Opera House (SMD), Special FX (C64; Amiga; Atari ST; ZX), Ocean (Amstrad CPC)

1989

Sega Mega Drive (Genesis), Amiga, ZX Spectrum / ZX81, Commodore 64 / C64GS, Arcade, Amstrad CPC, Atari ST

Cabal

TAD Corporation (Arcade; DOS), Rare (NES), Ocean (Amiga), Special FX (C64; Amstrad CPC; ZX)

1988

NES (Famicom), Amiga, ZX Spectrum / ZX81, Commodore 64 / C64GS, Arcade, Amstrad CPC, PC (DOS)

Urban Rivals

Boostr

2006

Browser, iPhone / iPod, iPad

Rampage World Tour

Midway, Saffire, Game Refugee, Point of View, Digital Eclipse

1997

PlayStation, PlayStation 2, PC (Windows), PlayStation 3, Game Boy Color, Nintendo GameCube, Nintendo 64, Saturn, Arcade

Insaniquarium! Deluxe

Flying Bear

2004

PC (Windows), Mobile Phone, Windows Mobile

Rampage

Bally Midway, Monarch Development, SRB Software, Atari, Data East, Sega

1986

NES (Famicom), PlayStation, PlayStation 2, PC (Windows), PlayStation Portable, Xbox, Xbox 360, PlayStation 3, Game Boy Color, Nintendo GameCube, Amiga, ZX Spectrum / ZX81, Commodore 64 / C64GS, Arcade, Sega Master System, Amstrad CPC, Apple II, Atari 2600 (SVA) / Gemini, Atari 7800, Atari ST, Lynx, TRS-80 Color Computer, PC (DOS)

Quartet

Sega

1986

ZX Spectrum / ZX81, Commodore 64 / C64GS, Arcade, Sega Master System, Amstrad CPC

Mystic Warriors

Konami

1993

Arcade

BlazBlue: Central Fiction

Arc System Works

2015

PC (Windows), PlayStation 3, Arcade, PlayStation 4, Nintendo Switch

Neo Bomberman

Hudson Soft

1997

Neo-Geo

Puzzle & Action: Tant-R

Sega

1993

PlayStation 2, Wii, Saturn, Game Gear, Sega Mega Drive (Genesis), Arcade

Puzzle & Action: Ichidant-R

Sega

1994

Wii, Saturn, Game Gear, Sega Mega Drive (Genesis), Arcade

Lethal Thunder

Irem

1991

Arcade

XMultiply

Irem

1989

PlayStation, Saturn, Arcade

Xexex

Konami

1991

Arcade

WindJammers

Data East

1994

Wii, Neo-Geo CD, Neo-Geo, Arcade, PlayStation Vita, PlayStation 4

Puzzle & Action: Treasure Hunt

Sega

1995

Saturn, Arcade

G.I. Joe

Konami

1992

Arcade

Desert Assault

Data East

1991

Arcade

Puzzle Bobble 4

Taito Corporation, Crawfish Interactive

1998

PlayStation, PC (Windows), Game Boy Color, Dreamcast, Arcade

Puzzle Bobble 3

Taito Corporation, Aisystem Tokyo

1996

PlayStation, PC (Windows), Game Boy, Nintendo 64, Saturn, Arcade

Puzzle Bobble 2

Taito Corporation, Probe Entertainment

1996

PlayStation, PC (Windows), Game Boy, Nintendo 64, Saturn, Arcade

Puzzle Bobble

Taito Corporation, Santos

1994

SNES (Super Famicom), PC (Windows), Neo-Geo CD, 3DO, Game Gear, Arcade, WonderSwan, Android

Numan Athletics

Namco

1993

Arcade

Land Maker

Taito Corporation

1998

PlayStation, Arcade

Mach Breakers: Numan Athletics 2

Namco

1994

Arcade

The Outfoxies

Namco

1994

Arcade

Wild West C.O.W.-Boys of Moo Mesa

Konami

1992

Arcade

Ninja Baseball Bat Man

Irem

1993

Arcade

Reconquest

StormCube Games

2016

PC (Windows)

Daytona USA

Sega

1993

PC (Windows), Xbox 360, PlayStation 3, Dreamcast, Saturn, Arcade

Eco Fighters

Capcom

1993

PlayStation 2, PlayStation Portable, Arcade

Dolphin Blue

Sammy Studios

2003

Arcade

Anno: Create a New World

Related Designs

2009

Mobile Phone, Nintendo DS, Wii

Vampires Dawn: Deceit of Heretics

Dawnatic Games, Alexander ‚Marlex‘ Koch

2007

Mobile Phone

Vampires Dawn II: Ancient Blood

Alexander ‚Marlex‘ Koch

2005

PC (Windows), Macintosh

Bomberman: Panic Bomber

Hudson Soft

1994

SNES (Super Famicom), PlayStation Portable, Wii, Neo-Geo, Virtual Boy, NEC PC-9801, Wii U, FM Towns, PC Engine CD (TurboGrafx-CD), Sharp X68000

Crossed Swords

Alpha Denshi

1991

Wii, Neo-Geo CD, Arcade

Elevator Action Returns

Taito Corporation

1994

PlayStation 2, PC (Windows), Xbox, Saturn, Arcade

Dancing Eyes

Namco

1996

Arcade

Bomber Man World

Irem

1992

Arcade

Hook (Arcade)

Irem

1992

Arcade

FixEight

Toaplan

1992

Arcade

Alex Kidd: The Lost Stars

Sega

1986

Wii, Arcade, Sega Master System

Turbo Force

Video System

1991

Arcade

Exvania

Namco

1992

Arcade

Bonanza Bros.

Sega

1990

PlayStation 2, PC (Windows), PlayStation Portable, Xbox 360, PlayStation 3, Wii, Sega Mega Drive (Genesis), Amiga, ZX Spectrum / ZX81, Commodore 64 / C64GS, Arcade, Sega Master System, Amstrad CPC, Atari ST, PC Engine CD (TurboGrafx-CD), Sharp X68000

Road Runner

Atari

1985

NES (Famicom), ZX Spectrum / ZX81, Commodore 64 / C64GS, Arcade, Amstrad CPC, Atari 2600 (SVA) / Gemini, Atari ST, PC (DOS)

Tank Battalion

Namco

1980

Arcade, MSX / Zemmix, Commodore VIC-20 (VIC-1001), Sharp X68000

Tank Force

Namco

1991

Wii, Arcade

Espgaluda

Cave

2003

PlayStation 2, Arcade

Commando

Capcom

1985

NES (Famicom), Mobile Phone, Xbox 360, PlayStation 3, Wii, Amiga, ZX Spectrum / ZX81, Commodore 64 / C64GS, Arcade, MSX / Zemmix, NEC PC-8801, Amstrad CPC, Apple II, Atari 2600 (SVA) / Gemini, Atari 7800, Atari ST, BBC Micro, FM-7, Intellivision

Defender II

Vid Kidz

1981

NES (Famicom), Commodore 64 / C64GS, Arcade, Apple II, Atari 2600 (SVA) / Gemini, Palm OS

Chaos Heat

Taito Corporation

1998

Arcade

Armored Warriors

Capcom

1994

Arcade

Virtua Fighter

Sega AM2

1993

PC (Windows), Saturn, Arcade, Sega 32X

Ghouls 'n Ghosts

Capcom

1988

PlayStation, PlayStation 2, PlayStation Portable, Xbox, Wii, Saturn, Sega Mega Drive (Genesis), Amiga, ZX Spectrum / ZX81, Commodore 64 / C64GS, Arcade, Sega Master System, Amstrad CPC, Atari ST, Sharp X68000, SuperGrafx

Fatal Fury 2

SNK

1992

SNES (Super Famicom), PlayStation 2, Game Boy, Wii, Neo-Geo CD, Neo-Geo, Sega Mega Drive (Genesis), Arcade, PC Engine (TurboGrafx-16), Sharp X68000

Descent

Parallax Software

1994

PlayStation, PC (Windows), Macintosh, Arcade, NEC PC-9801, PC (DOS)

Gradius

Konami, Cyclone Studios (CPC/ZX)

1985

NES (Famicom), Wii, ZX Spectrum / ZX81, Commodore 64 / C64GS, Arcade, MSX / Zemmix, Nintendo 3DS, PC Engine (TurboGrafx-16), NEC PC-8801, Wii U, Amstrad CPC, Sharp X1, Sharp X68000, PlayStation 4