LINE Seed JP
sans-serif · Designed by LY Corporation, RixFont, Fontworks
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Snippet updates automatically to match whichever weight you select above.
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LINE Seed JP is a clean, modern sans-serif typeface developed by LINE Corporation with Japanese script support at its core. It carries a friendly but structured personality, with rounded terminals and balanced stroke weights that keep it approachable without feeling informal. The Latin characters integrate smoothly with the Japanese glyphs, making it feel cohesive across multilingual content rather than like two separate fonts stitched together. It reads clearly at small sizes and holds up well in display settings, landing somewhere between functional and warm in its overall tone.
This font works well for consumer-facing digital products that need to support both Japanese and Latin text simultaneously, such as mobile apps, e-commerce platforms, or social media interfaces where bilingual users are the primary audience. It is also a solid choice for brand identity work targeting East Asian markets that want a contemporary feel without the rigidity of more traditional CJK typefaces. Additionally, UI designers working on dashboards or productivity tools that include Japanese-language localization will find it reliable for labels, navigation items, and body copy at small scales.
Best suited for: Mobile apps, e-commerce platforms, and digital interfaces requiring seamless bilingual Japanese and Latin typography with contemporary appeal and reliable small-size legibility.
Design considerations: LINE Seed JP offers four weights spanning 100 to 800, providing flexibility for hierarchy and emphasis across interface and display contexts. Its rounded terminals and balanced proportions suit friendly, modern brand voices while maintaining functional clarity in dense multilingual layouts.
Pairing guidance: Pair LINE Seed JP with Sora for refined sans-serif hierarchy in bilingual layouts, Noto Sans JP to reinforce Japanese-language sections with consistent weight and spacing, or DM Mono for technical content, code blocks, and data-heavy UI elements that benefit from monospace distinction.
Pairs well with
LINE Seed JP at a glance
LY Corporation, RixFont, Fontworks
SIL Open Font License 1.1
January 2026
August 2026
4 (4 weights)
Sans Serif
5
Google Fonts
All 4 LINE Seed JP styles
| Weight | Name | Upright |
|---|---|---|
| 100 | Thin | Aa Bb Gg 123 |
| 400 | Regular | Aa Bb Gg 123 |
| 700 | Bold | Aa Bb Gg 123 |
| 800 | ExtraBold | Aa Bb Gg 123 |
LINE Seed JP character map
Which languages does LINE Seed JP support?
LINE Seed JP includes 5 character sets:
- Cyrillic: Russian, Ukrainian, Bulgarian, Serbian and other Cyrillic-script languages
- Greek Extended: polytonic (ancient) Greek
- Japanese: Japanese kana and kanji
- Latin: English, Spanish, French, German, Italian, Portuguese and other Western European languages
- Latin Extended: Central and Eastern European languages such as Polish, Czech, Turkish, Romanian and Hungarian
Can I use LINE Seed JP commercially?
Yes, it's free for personal and commercial use. LINE Seed JP is released under the SIL Open Font License 1.1. You can use it in logos, websites, apps, videos, printed products and merchandise without paying or asking permission. The one thing you can't do is sell the font file on its own.