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Unmanned aerial vehicle
Yamaha R-MAX is a unmanned aerial vehicle originating in Japan. It was built by Yamaha Motor Company.
JapanTrue scale
Sourced dimensions beside a 1.75 m human reference.
Points represent sourced observations, including revisions. Revisions on the same effective date are not separate inventory events. Ranges appear in the table and are not plotted as exact points.
| Observation / report period | Value | Source | Claim state |
|---|---|---|---|
| 28 Sept 2026 | 3.63 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 3.63 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 3.63 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 3.63 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 3.63 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 3.63 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 3.63 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 3.63 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 3.63 m | Wikipedia contributors | approved |
en.wikipedia.org ↗ · Field absent
Checked 30 Sept 2026Recorded cached-source extraction and article inspection. No matching scoped field was extracted; this is not a claim that all five sources were checked.
Retained English infobox, specifications and article text
R-MAX An R-MAX in flight in 2014 General information Type Unmanned aerial vehicle National origin Japan Manufacturer Yamaha Motor Company History Developed from Yamaha R-50 The Yamaha R-MAX is a Japanese unmanned helicopter developed by the Yamaha Motor Company in the 1990s. The gasoline -powered ai
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en.wikipedia.org ↗ · Field absent
Checked 30 Sept 2026Recorded cached-source extraction and article inspection. No matching scoped field was extracted; this is not a claim that all five sources were checked.
Retained English infobox, specifications and article text
R-MAX An R-MAX in flight in 2014 General information Type Unmanned aerial vehicle National origin Japan Manufacturer Yamaha Motor Company History Developed from Yamaha R-50 The Yamaha R-MAX is a Japanese unmanned helicopter developed by the Yamaha Motor Company in the 1990s. The gasoline -powered ai
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Unmanned aerial vehicle
Japan
Yamaha Motor Company
Yamaha R-50
3.63 m (11 ft 11 in)
0.72 m (2 ft 4 in)
1.08 m (3 ft 7 in)
64 kg (141 lb)
94 kg (207 lb)
1 × water-cooled 2-cylinder 2-stroke, 0.246 L (15.01 cu in)
3.115 m (10 ft 3 in)
1 hour
28–31 kg (62–68 lb)
Yamaha Attitude Control System (YACS)
Reference text from Wikipedia contributors, used under CC BY-SA 4.0.
Yamaha R-MAX equipment records. Variants, orders and quantities are shown as reported in each inventory source; coverage is incomplete.
JapanReported count for Yamaha R-MAX Type IIG. Service scope: Japan Ground Self-Defense Force; does not replace a national total. 1 distinct count cell(s) from the same source list; shared rowspan cells counted once. Excludes retired/reserve/on-order rows. Count column(s): quantity: 6. Origin: Japan. The listed variants/roles are the scope, not an immediately deployable count. The components do not establish one inventory census date; the stored date is the retrieved source snapshot.