Family Computer Disk System
E492957
The Family Computer Disk System was a Japan-only floppy disk add-on for Nintendo's Famicom console that enabled expanded game storage, save functionality, and more complex titles in the mid-1980s.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Family Computer Disk System canonical | 11 |
| Famicom Disk System BIOS | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5079905 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Family Computer Disk System Context triple: [Metroid, firstReleasePlatform, Family Computer Disk System]
-
A.
Commodore 64
The Commodore 64 is an iconic 8-bit home computer from the 1980s, renowned for its widespread popularity, distinctive sound and graphics capabilities, and extensive library of games and software.
-
B.
CP/M-86
CP/M-86 is a 16-bit version of the CP/M operating system designed for Intel 8086/8088-based computers, serving as an early alternative to MS-DOS on machines like the IBM PC.
-
C.
Atari ST
The Atari ST is a 16/32-bit home computer line from the mid-1980s known for its advanced graphics and MIDI capabilities, popular in gaming, music production, and desktop publishing.
-
D.
CP/M
CP/M is an early microcomputer operating system widely used in the late 1970s and early 1980s, known for its influence on later systems like MS-DOS.
-
E.
Amiga
Amiga is a family of advanced 16/32-bit home computers developed by Commodore in the 1980s and early 1990s, renowned for their pioneering multimedia and gaming capabilities.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Family Computer Disk System Target entity description: The Family Computer Disk System was a Japan-only floppy disk add-on for Nintendo's Famicom console that enabled expanded game storage, save functionality, and more complex titles in the mid-1980s.
-
A.
Commodore 64
The Commodore 64 is an iconic 8-bit home computer from the 1980s, renowned for its widespread popularity, distinctive sound and graphics capabilities, and extensive library of games and software.
-
B.
CP/M-86
CP/M-86 is a 16-bit version of the CP/M operating system designed for Intel 8086/8088-based computers, serving as an early alternative to MS-DOS on machines like the IBM PC.
-
C.
Atari ST
The Atari ST is a 16/32-bit home computer line from the mid-1980s known for its advanced graphics and MIDI capabilities, popular in gaming, music production, and desktop publishing.
-
D.
CP/M
CP/M is an early microcomputer operating system widely used in the late 1970s and early 1980s, known for its influence on later systems like MS-DOS.
-
E.
Amiga
Amiga is a family of advanced 16/32-bit home computers developed by Commodore in the 1980s and early 1990s, renowned for their pioneering multimedia and gaming capabilities.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Nintendo hardware
ⓘ
floppy disk drive add-on ⓘ video game console peripheral ⓘ |
| alsoKnownAs |
FDS
ⓘ
Famicom Disk System ⓘ |
| audioFeature | extra sound channel via RAM Adapter ⓘ |
| color | red and beige ⓘ |
| commercialStatus | discontinued ⓘ |
| connectsTo | Famicom cartridge slot via RAM Adapter ⓘ |
| controllerCompatibility | standard Famicom controllers ⓘ |
| copyProtection | proprietary disk format and hardware checks ⓘ |
| countryOfRelease | Japan ⓘ |
| discontinuationReason | decline in disk media popularity and rise of higher-capacity ROM cartridges ⓘ |
| era | mid-1980s ⓘ |
| feature |
built-in save functionality
ⓘ
disk rewriting service compatibility ⓘ expanded game storage ⓘ rewritable game media ⓘ support for more complex games than standard Famicom cartridges of the time ⓘ |
| generation | third generation of video game consoles ⓘ |
| hasComponent |
RAM Adapter
ⓘ
disk drive unit ⓘ |
| influenced | early save-game design on consoles ⓘ |
| logoOwner | Nintendo ⓘ |
| manufacturer | Nintendo ⓘ |
| marketPosition | cost-effective alternative to large ROM cartridges in mid-1980s Japan ⓘ |
| mediaType |
Disk Card
ⓘ
proprietary floppy disk ⓘ |
| mounting | designed to sit underneath the Famicom console ⓘ |
| notableFor | being one of the first mainstream console add-ons to use rewritable disks for games ⓘ |
| notableGame |
Akumajou Dracula
ⓘ
linked to:
Akumajō Dracula
Doki Doki Panic ⓘ
linked to:
Yume Kōjō: Doki Doki Panic
Kid Icarus ⓘ Metroid ⓘ The Legend of Zelda ⓘ Zelda II: The Adventure of Link ⓘ |
| platformFor | Family Computer ⓘ |
| powerSupply |
6 C batteries
ⓘ
AC adapter ⓘ |
| regionLock | Japan-only ⓘ |
| releaseDate | 1986-02-21 ⓘ |
| serviceAssociatedWith | Disk Writer kiosks ⓘ |
| softwareFormat | Disk System game disks ⓘ |
| storageCapacityPerSide | approximately 64 kilobytes ⓘ |
| successor | Famicom cartridge-based games with battery-backed saves ⓘ |
| supports | double-sided disks ⓘ |
| targetPlatform |
Nintendo Family Computer
ⓘ
linked to:
Nintendo Entertainment System
|
| usedFor | playing Famicom Disk System games ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Family Computer Disk System Description of subject: The Family Computer Disk System was a Japan-only floppy disk add-on for Nintendo's Famicom console that enabled expanded game storage, save functionality, and more complex titles in the mid-1980s.
Referenced by (12)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Family Computer Disk System