U+3164 (Hangul Filler) Complete Guide: Copy, Paste & Best Use Cases
Everything you need to know about Hangul Filler (U+3164) — the invisible character with the best Discord compatibility. Learn what it is, how to use it, and when to choose it over other invisible characters.
Hangul Filler (U+3164) is one of the most reliable invisible characters for creating blank display names, especially on Discord and Twitter/X. Unlike Zero-Width Space, which is increasingly filtered by platforms, Hangul Filler flies under the radar because it originates from the Korean writing system.
This guide covers everything: what Hangul Filler is, how it works technically, where it works best, and how to copy and use it.
What Is Hangul Filler (U+3164)?
Hangul Filler is a Unicode character from the Hangul Compatibility Jamo block. In Korean typography, it serves as a placeholder for empty syllable positions in Hangul text rendering. Outside of Korean text contexts, it behaves as a fully invisible character with a standard character width.
Key Properties
| Property | Value |
|---|---|
| Unicode code point | U+3164 |
| Unicode name | HANGUL FILLER |
| Unicode block | Hangul Compatibility Jamo |
| UTF-8 encoding | E3 85 A4 (3 bytes) |
| UTF-16 encoding | 3164 (2 bytes) |
| HTML entity | ㅤ or ㅤ |
| CSS content | \3164 |
| JavaScript | \u3164 |
| Visual width | Full character width (similar to a Hangul character) |
| Visibility | Invisible (renders as blank space) |
How Hangul Filler Is Different From Other Invisible Characters
Hangul Filler occupies a unique position among invisible characters:
| Feature | Zero-Width Space (U+200B) | Hangul Filler (U+3164) | Braille Blank (U+2800) |
|---|---|---|---|
| Width | Zero (no space) | Full character width | Full character width |
| Origin | General Punctuation | Korean writing system | Braille alphabet |
| Platform filtering | High (commonly targeted) | Low (less known) | Low |
| Discord compatibility | Good | Excellent | Excellent |
| Font support | Universal | Very high (Korean fonts bundled in most OS) | High |
Why Hangul Filler is special: Because it comes from the Korean Unicode block, platform filters that specifically target "invisible character abuse" often miss it. It's less commonly known than Zero-Width Space, making it more reliable on platforms with strict validation.
Where Hangul Filler Works Best
1. Discord Display Names and Nicknames ⭐ Top Use Case
Hangul Filler has the highest success rate for blank Discord names as of 2026. Discord's validation accepts it consistently across both display names and server nicknames.
How to use:
- Copy Hangul Filler from our tool
- Open Discord → Edit Profile → Display Name
- Clear the field and paste
- Save
2. Twitter / X Profile Names
Twitter/X accepts Hangul Filler for profile display names. Your @username stays the same, but your display name appears blank.
3. Gaming Platforms
Many games that filter Zero-Width Space still accept Hangul Filler:
- Steam profile names
- PUBG usernames
- Some Roblox contexts (though Braille Blank is more reliable for Roblox)
- Minecraft server names
4. WhatsApp Messages
Hangul Filler works for blank WhatsApp messages, though Zero-Width Space is slightly more compatible. Both work well.
Platform Compatibility Table
| Platform | Hangul Filler Support | Notes |
|---|---|---|
| Discord (display name) | ✅ Excellent | Best choice for Discord |
| Discord (nickname) | ✅ Excellent | Highly reliable |
| ✅ Excellent | Works for blank messages | |
| Instagram bio | ✅ Good | Works, but Zero-Width Space slightly better |
| Twitter / X | ✅ Excellent | Great for profile names |
| TikTok | ✅ Good | Bio spacing works |
| Roblox | ⚠️ Limited | Braille Blank more reliable |
| Steam | ✅ Excellent | Profile names work well |
| ✅ Good | Generally accepted | |
| Telegram | ✅ Excellent | Works for names and messages |
How to Copy Hangul Filler
Method 1: Use Our Tool (Fastest)
Go to the Hangul Filler page and click Copy. The character is now in your clipboard.
Method 2: Copy From This Page
Select and copy this character: ㅤ
(There's an invisible Hangul Filler between the colons above)
Method 3: Type It Manually (Advanced)
On Windows:
- Hold Alt and type
12644on the numpad - Release Alt
On Mac:
- Open Character Viewer (Ctrl + Cmd + Space)
- Search for "Hangul Filler"
- Double-click to insert
In HTML:
ㅤ or ㅤ
In JavaScript:
const hangulFiller = '\u3164';
Common Issues and Fixes
"Discord won't save my name with Hangul Filler"
This is rare, but if it happens:
- Try pasting 2-3 Hangul Filler characters instead of one
- Clear your Discord cache (Settings → Advanced → Clear Cache)
- Try on Discord Web instead of the desktop app
- If still failing, try Braille Blank as an alternative
"I see a small box instead of blank space"
This means your system's font doesn't have a glyph for U+3164. This is very rare (Korean fonts are bundled with Windows, macOS, iOS, and Android by default), but if it happens:
- Update your operating system
- On Windows, install Korean language support (Settings → Time & Language → Language)
- Try viewing on a different device — the issue is local to your system
"It worked before but stopped working"
Platforms occasionally update their validation. If Hangul Filler stops working on a specific platform:
- Try Braille Blank (U+2800) as an alternative
- Check our character comparison guide for the current best option
- Try combining characters (e.g., one Hangul Filler + one Zero-Width Space)
Technical Details: Why Hangul Filler Is Invisible
In the Korean writing system (Hangul), characters are composed of syllable blocks. Each block can have up to three components: initial consonant, vowel, and final consonant. Hangul Filler (U+3164) represents an empty component — a placeholder that indicates "no character in this position."
When rendered outside of a Hangul syllable context, the filler has no visual representation. It occupies the width of a standard Hangul character but displays nothing.
This makes it functionally identical to other invisible characters for most use cases, but with better platform compatibility because it's part of a legitimate writing system rather than a formatting character.
When to Use Hangul Filler vs Other Characters
Use Hangul Filler when:
- Creating a blank Discord name (best option)
- Zero-Width Space gets filtered
- You need a full-width invisible character
- Platform has strict Unicode validation
Use Zero-Width Space instead when:
- Instagram bio spacing (slightly better compatibility)
- WhatsApp messages (both work, but Zero-Width Space is standard)
- You need truly zero-width behavior (no horizontal space)
Use Braille Blank instead when:
- Gaming platforms filter both other options
- Roblox usernames
- Both Hangul Filler and Zero-Width Space fail
Frequently Asked Questions
Is Hangul Filler safe to use?
Yes. It's a standard Unicode character with a legitimate purpose in Korean typography. Using it for blank names is not a security risk or violation of platform terms (though individual platforms may choose to filter it).
Does it work on mobile?
Yes, Hangul Filler works identically on iOS, Android, and desktop platforms.
Can I use multiple Hangul Fillers?
Yes. If a platform requires a minimum character length, you can paste multiple Hangul Fillers. Go to our custom generator and specify how many you need.
Will platforms block it in the future?
It's possible. Platforms continuously update their validation. As of February 2026, Hangul Filler has excellent compatibility. If it ever gets filtered, alternatives like Braille Blank exist.
Does it affect SEO or searchability?
If you use Hangul Filler in a username or display name, people can still search for you by your @username or account ID. The invisible display name is cosmetic only.
Ready to use Hangul Filler? Copy it instantly from our Hangul Filler tool page or head back to the homepage for quick access.