A listing of the files installed into the System Folder during installation of each of Apple's Language Kits is available below:
Arabic Language Kit
Control Panels
Extensions- Arabic Support
 - Language Kit Extension
 - Roman Support
 - Worldscript 1
 
Fonts- AB AlBayan
 - AB Baghdad
 - AB Cairo
 - AB Geeza
 - AB Kufi
 - AB Nadeem
 - ABThuluth
 - AlbayanBol
 - AlbayanPl
 - Amir
 - Asfha
 - Baghd
 - Geeza
 - Kamra
 - KamraBol
 - KufiStaGK
 - Masha
 - Nadee
 - NadeeP
 - NadeePBol
 - PS Amir
 - PS Asfahan
 - PS Kamran
 - PS Mashad
 - PS NadeemFarsi
 - PS Tehran
 - ThuluBol
 - ThuluLig
 
Chinese Language Kit (Simplified installation)
System Folder- Beijing 16L1
 - Beijing 16L2
 - Simplified Chinese Fonts
 - Song16
 - Song24
 
Extensions- Far East addition
 - InputBackSupport
 - Language Kit Extension
 - Roman Support
 - Simplified Chinese Input Method
 - Simplified Chinese Support
 - WorldScript II
 - An application that uses Chinese characters, which appear as garbage characters
 
Fonts
Cyrillic Language Kit
Extensions- Cyrillic Support
 - Language Kit Extension
 - Worldscript 1
 
Fonts- APCCouBol
 - APCCouBolObl
 - APCCouReg
 - BastiBol
 - BastiBolObl
 - BastiObl
 - BastiPl
 - CY APC Courier
 - CY Bastion
 - CY Latinski
 - CY Pryamoy
 - CY Pryamoy Prop
 - CY Sistemny
 - LatinBol
 - LatinBolIta
 - LatinBoo
 - LatinIta
 
Hebrew Language Kit
Control Panels
Extensions- Hebrew Support
 - Language Kit Extension
 - Roman Support
 - Worldscript 1
 
Fonts- HB Arial
 - HB Corsiva
 - HB Eilat
 - HB Hermon
 - HB New Peninim
 - HB Raanana
 
Japanese Language Kit (v 1.2)
System Folder- HonMincho GX
 - Kanji Fonts
 - MaruGothic GX
 - Osaka GX
 - Osaka
 - Tohaba GX
 
Extensions- Font Extension
 - Font Extension 3
 - Inline Filter
 - Inline Support
 - InputBackSupport
 - Japanese Support
 - Language Kit Extension
 - Roman Support
 - WorldScript II
 - Seven (7) other extensions that use Japanese characters, so the names appear as garbage characters
 
Fonts- HonMincho
 - MaruGothic
 - Osaka
 - Osaka Tohaba