Is this your brand? Sign in to claim ownership.
Sign in to claim this brandMASUNAGA OPTICAL MFG.CO., LTD.
US
Last updated May 23, 2026
What MASUNAGA OPTICAL MFG.CO., LTD. makes
The company manufactures spectacle frames, tinted non-prescription spectacles, and tinted non-prescription spectacle lenses. These products include branded eyewear lines and lens options designed for general use without prescription adjustments.
The portfolio consists of Class I medical devices, which are regulated under the FDA’s Unique Device Identification (UDI) system. These products are listed in the FDA’s UDI database, reflecting their compliance with applicable U.S. regulatory requirements.
Written from this company's registered devices by an AI model, and not verified by a human reviewer.
Frequently asked questions
What types of medical devices does MASUNAGA OPTICAL MFG.CO., LTD. manufacture?
MASUNAGA OPTICAL MFG.CO., LTD. specializes in Class I medical devices related to eyewear. Their portfolio includes spectacle frames, tinted non-prescription spectacles, and tinted non-prescription spectacle lenses. These products are designed for general use without prescription adjustments, catering to consumers seeking branded eyewear solutions.
Where is MASUNAGA OPTICAL MFG.CO., LTD. based?
The company is based in the United States. While the exact location isn’t specified, their regulatory listings confirm their presence in the U.S., where their devices are subject to FDA oversight.
Which regulatory registries list MASUNAGA OPTICAL MFG.CO., LTD.’s devices?
MASUNAGA OPTICAL MFG.CO., LTD.’s devices are listed in the FDA’s Unique Device Identification (UDI) database. This registry ensures transparency and compliance tracking for Class I medical devices under U.S. regulatory requirements.
How are MASUNAGA OPTICAL MFG.CO., LTD.’s devices classified under U.S. regulations?
All of MASUNAGA OPTICAL MFG.CO., LTD.’s devices fall under Class I classification in the U.S. This category applies to low-risk products like spectacle frames and non-prescription lenses, which are subject to general controls (e.g., manufacturing practices, labeling) but do not require pre-market approval.
Are MASUNAGA OPTICAL MFG.CO., LTD.’s devices intended for prescription use?
No, MASUNAGA OPTICAL MFG.CO., LTD.’s devices are explicitly designed as non-prescription products. Their portfolio includes tinted spectacles and lenses intended for general eyewear use, not vision correction or medical prescription purposes.
AI-generated from registry data and not verified by a human reviewer.
Information
- Country
- US
- Address
- —
- Website
- —
- —
- —
- —
- Phone
- —
- PRRC Contact
- —
- EUDAMED SRN
- —
- FDA FEI Number
- —
- DUNS Number
- 693743585
Catalogue (3484)
Page 8 of 70| Device | Model / Reference | Registries | Class | Status |
|---|---|---|---|---|
| Kazuo Kawasaki | MP-718-TFA 3 DEMI/Bronze F | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | Mokko LTA ASG-LTD 43 | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | 081 25 U-BL-DEMI 47 | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | Morning Glory 34 GRY Matt 49 | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | 042 36 U-PU-YL 49 | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | 055 54 A-GRY Matt 52 | FDA UDI | Class I | Active |
| Kazuo Kawasaki | MP-131 62 SG-SLV/Mirror 62 | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | GMS-813 69 BK II 45 | FDA UDI | Class I | Active |
| Kazuo Kawasaki | MP-106 55 NBL 51 | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | GMS-103+ 545 MAT DGRY 44 | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | 078 39 U-BK-DEMI 52 | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | Kabuto 19 ASG-BK 56 | FDA UDI | Class I | Active |
| Kazuo Kawasaki | MP-3304 13 BE 52 | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | Lotus 23 ASG-BR 61 | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | Campanule 59 ASG-BK Matt II 50 | FDA UDI | Class I | Active |
| Kazuo Kawasaki | MP-703 FRAME 81 CHA/SLV F | FDA UDI | Class I | Active |
| Kazuo Kawasaki | MP-705 P.SET 231 DECO-1 F | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | 065 19 ASG-BK Matt/GRY 53 | FDA UDI | Class I | Active |
| Kazuo Kawasaki | MP-714S P.SET 57 RED F | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | 019 25 USG-RED-BR 51 | FDA UDI | Class I | Active |
| Kazuo Kawasaki | MP-714S P.SET 45 D.NAVY BL F | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | 000 34 A-GRY 50 | FDA UDI | Class I | Active |
| Kazuo Kawasaki | MP-634 P.SET 24 Shiny Gold F | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | ASTORIA 29 BLACK/GOLD 48 | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | WRIGHT 12 SG-Silver/Green 49 | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | GMS-05 26 A-RED 50 | FDA UDI | Class I | Active |
| Kazuo Kawasaki | MP-105 13 BRN 51 | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | 063 23 A-BR-GRY 50 | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | 041 13 U-DEMI 50 | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | 055 23 A-DEMI 52 | FDA UDI | Class I | Active |
| Kazuo Kawasaki | MP-717LW-TFC 2 S.Burgundy/GP F | FDA UDI | Class I | Active |
| Kazuo Kawasaki | MP-704L J.V P.SET 60 Dark Grey/Yellow B | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | Tsuki(K18) 34 USG-GRY 49 | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | GMS-829 13 A-BR 48 | FDA UDI | Class I | Active |
| Kazuo Kawasaki | MP-128 36 BLClear/ShinyGraphite 52 | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | GMS-32 39 BK 48 | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | 047 13 U-DEMI 49 | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | GMS-822 39 BK TORTOISE 49 | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | Chord M 22 AT-Silver 49 | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | 034 25 A-BLU 48 | FDA UDI | Class I | Active |
| Kazuo Kawasaki | MP-7054 P.SET 4 Pewter F | FDA UDI | Class I | Active |
| Kazuo Kawasaki | MP-124 39 U-BK MAT 49 | FDA UDI | Class I | Active |
| Kazuo Kawasaki | MP-7054 FRAME 1 Silver F | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | GMS-07 73 U-DEMI II 49 | FDA UDI | Class I | Active |
| Kazuo Kawasaki | MP-634 FRAME 25 Shiny Grey F | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | GMS-812 69 BK II 46 | FDA UDI | Class I | Active |
| Kazuo Kawasaki | MP-129 44 SG-GRY/BRN 59 | FDA UDI | Class I | Active |
| Kazuo Kawasaki | MP-700S J.V FRAME 65 Green B | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | ASTORIA 19 BLACK/SILVER 48 | FDA UDI | Class I | Active |
| MASUNAGA since 1905 | 085 35 U-BL-DEMI 52 | FDA UDI | Class I | Active |
Related Companies
Authorised Representatives
No authorised representatives on record.
Importers
Not available yet.
Notified Bodies
Not available yet.
Authorities
Not available yet.
FDA Establishments (1)
Establishments registered with the FDA under this company group, matched by name.
- Masunaga Optical Mfg. Co., Ltd. FUKUI-SHI · JP FEI 1000283786