Bpmf Zihi Kai Std is a free Kai font for Traditional Chinese by But Ko, on Google Fonts since 2026. It draws 13,436 Chinese characters, and the English alphabet, in one weight (400). A regular-script face with Bopomofo (zhuyin) set beside each character.
天地玄黃 宇宙洪荒
01 / Characters
Characters of everyday words
The characters Chinese readers learn first, set in Bpmf Zihi Kai Std.
Traditional characters 漢字
Each with its pinyin and meaning
- 永yǒng · eternal
- 天tiān · sky
- 日rì · sun
- 月yuè · moon
- 山shān · mountain
- 水shuǐ · water
- 火huǒ · fire
- 木mù · tree
- 金jīn · gold
- 土tǔ · earth
- 風fēng · wind
- 雲yún · cloud
- 雨yǔ · rain
- 花huā · flower
- 春chūn · spring
- 人rén · person
- 心xīn · heart
- 愛ài · love
- 夢mèng · dream
- 龍lóng · dragon
- 馬mǎ · horse
- 鳥niǎo · bird
- 魚yú · fish
- 飛fēi · fly
- 門mén · gate
- 國guó · country
- 東dōng · east
- 學xué · learn
- 書shū · book
- 字zì · character
02 / Text
As running text
The opening of Lu Xun’s My Old Home (1921), in Traditional characters.
我冒了嚴寒，回到相隔二千餘里，別了二十餘年的故鄉去。時候既然是深冬；漸近故鄉時，天氣又陰晦了，冷風吹進船艙中，嗚嗚的響，從篷隙向外一望，蒼黃的天底下，遠近橫著幾個蕭索的荒村，沒有一些活氣。
我冒了嚴寒，回到相隔二千餘里，別了二十餘年的故鄉去。時候既然是深冬；漸近故鄉時，天氣又陰晦了，冷風吹進船艙中，嗚嗚的響，從篷隙向外一望，蒼黃的天底下，遠近橫著幾個蕭索的荒村，沒有一些活氣。
我冒了嚴寒，回到相隔二千餘里，別了二十餘年的故鄉去。時候既然是深冬；漸近故鄉時，天氣又陰晦了，冷風吹進船艙中，嗚嗚的響，從篷隙向外一望，蒼黃的天底下，遠近橫著幾個蕭索的荒村，沒有一些活氣。
03 / Facts
What it covers
- Characters
- 13,436
- More than the 13,053 of Big5, the standard set
- Set
- Traditional
- As Taiwan, Hong Kong and Macau write
- Weights
- 1
- One weight, Regular (400)
- Vertical text
- Yes
- Vertical forms of its own, OpenType’s vert
- Font file
- 16.7 MB
- Its Regular: Google serves it in slices
- Licence
- OFL 1.1
- Free for commercial use
Designed by But Ko. On Google Fonts since 2026, under the SIL Open Font License 1.1.
LatinIt draws the English alphabet too, as in its name:Bpmf Zihi Kai StdFonts with Latin like it →
05 / Questions
Questions about Bpmf Zihi Kai Std
Answered from its licence and its font file, and each app’s own font list
Is Bpmf Zihi Kai Std free for commercial use?
Yes. Bpmf Zihi Kai Std is under the SIL Open Font License 1.1 , which allows commercial use at any scale: print, websites, apps, videos and logos, for clients and in products. What it forbids is selling the font file on its own.
How do I download and install Bpmf Zihi Kai Std?
FontKind doesn’t host Bpmf Zihi Kai Std’s files: it comes free from Google Fonts . On its page there, choose Get font, then Download all, and unzip the file: it holds a single font file. On Windows or a Mac, double-click each font file and choose Install, then restart any app that was open.
Is Bpmf Zihi Kai Std Simplified or Traditional Chinese?
Traditional: Bpmf Zihi Kai Std draws the Traditional forms written in Taiwan, Hong Kong and Macau, 13,436 characters in all. For the other set, see the Kai fonts for Simplified Chinese.
How do I use Bpmf Zihi Kai Std on a website?
Through Google Fonts: its stylesheet cuts Bpmf Zihi Kai Std into about a hundred small files by character, and a browser downloads only those holding the characters a page shows, never the whole 16.7 MB Regular file. To host it yourself, cut it down to the characters your pages use, a step called subsetting, and serve it as WOFF2: the SIL Open Font License allows that, and as Bpmf Zihi Kai Std reserves no name, your copy may keep it.
Can Bpmf Zihi Kai Std set vertical text?
Yes: Bpmf Zihi Kai Std’s file has vertical forms, the OpenType vert feature, so in a vertical line its commas, full stops and brackets turn and move as they should. On a web page, CSS writing-mode: vertical-rl sets a block vertically; Word, InDesign and Illustrator have vertical text of their own.
Can I use Bpmf Zihi Kai Std in a game or an app?
Yes. The SIL Open Font License lets you build Bpmf Zihi Kai Std into a game, an app or an e-book, sold or free, with no separate licence to buy, as many paid fonts require. Ship its licence with the font files, and don’t sell the font on its own.
Is Bpmf Zihi Kai Std in Microsoft Word?
Not until you install it: Bpmf Zihi Kai Std isn’t one of Microsoft 365’s cloud fonts. Installed, it is in Word’s font menu and PowerPoint’s. For someone who hasn’t installed it, turn on Embed fonts in the file in Word’s save options: its licence allows that.
Is Bpmf Zihi Kai Std in Google Docs?
Most likely. Search for Bpmf Zihi Kai Std under More fonts in the font menu of Docs; added there, it is in Sheets and Slides too.
Is Bpmf Zihi Kai Std in Figma?
Yes: Bpmf Zihi Kai Std is in Figma’s font menu, in the browser and the desktop app, with nothing to install.
How many weights does Bpmf Zihi Kai Std have?
Bpmf Zihi Kai Std comes in one weight, Regular (400). Ask for bold and most apps thicken the letters themselves: a faux bold, not a drawn one.
Does Bpmf Zihi Kai Std have English letters?
Yes: Bpmf Zihi Kai Std draws all 52 letters of the English alphabet, so a line that mixes Chinese and English can stay in one font.
Who designed Bpmf Zihi Kai Std?
Bpmf Zihi Kai Std was designed by But Ko. It has been on Google Fonts since January 2026.
What fonts are similar to Bpmf Zihi Kai Std?
The most used Traditional Chinese Kai fonts besides Bpmf Zihi Kai Std are LXGW WenKai TC, LXGW WenKai Mono TC and Iansui. See every Kai font for Traditional Chinese.