Imperial Japanese Navy OF-1b Sleeve Insignia T-Shirt Design
This design showcases the sleeve insignia worn by officers of the Imperial Japanese Navy ranked as OF-1b, equivalent to Lieutenant Junior Grade, during the year 1942. The artwork accurately replicates the historical details of this important military rank insignia.
Visual Elements
The central element of the design is a representation of the sleeve stripes. It features one medium gold stripe encircling the sleeve cuff, accompanied by a narrow gold stripe placed directly above it. This arrangement of two gold stripes is precisely what signified the rank of Lieutenant Junior Grade in the 1942 IJN.
The design may optionally include a gold star positioned above the stripes. The presence of the star signifies the wearer's status as a commissioned officer within the Imperial Japanese Navy.
Meaning and Symbolism
The two gold stripes on the sleeve represent the rank of Chūi, or Lieutenant Junior Grade. These stripes symbolize progression within the officer ranks, indicating a level of experience and responsibility exceeding that of an Ensign, but still within the category of junior officers.
The insignia reflects the role of these officers, who often served as division officers or department heads on IJN warships and other vessels. Their presence on the sleeve is a symbol of authority and experience within the unit, showcasing their responsibility for leading smaller units or managing specific departments onboard.
Unisex Heavy Cotton T-Shirt
A reliable classic cotton tee built for comfort, durability, and style. This unisex heavy cotton shirt is the perfect everyday staple — soft, structured, and designed to make printed designs look sharp and vibrant.
Product Highlights
- 100% heavy cotton fabric for structure and comfort
- Smooth surface ensures vivid, long-lasting prints
- No side seams for irritation-free wear
- Reinforced shoulders to maintain shape over time
- Classic unisex fit — works for all body types
Fit & Style Notes
Designed with versatility in mind, this tee works as your everyday go-to. Wear it true-to-size for a classic fit, or size up for a relaxed, modern drape. The mid-weight cotton balances softness and structure, making it equally great for layering or wearing on its own.
Style it with jeans, joggers, or skirts — its timeless silhouette makes it easy to dress up or down. Perfect for personal wear, printing, branding, or merch drops.
Size Guide
For best results, measure a t-shirt you already own laid flat and compare the chest width and length to the chart below.
| Size | Width (in) | Length (in) | Sleeve (in) |
|---|---|---|---|
| S | 18.00 | 28.00 | 15.10 |
| M | 20.00 | 29.00 | 16.50 |
| L | 22.00 | 30.00 | 18.00 |
| XL | 24.00 | 31.00 | 19.50 |
| 2XL | 26.00 | 32.00 | 21.00 |
| 3XL | 28.00 | 33.00 | 22.40 |
| 4XL | 30.00 | 34.00 | 23.70 |
| 5XL | 32.00 | 35.00 | 25.00 |
Tip: Compare these measurements with your favorite tee for the best fit.
Care Instructions
- Machine wash cold (max 30°C / 90°F)
- Use non-chlorine bleach only when necessary
- Do not iron directly on printed designs
- Do not dry clean
- Tumble dry on low heat
