Fontbakery Technical Report

If you think a check is flawed or have an idea for a check, please file an issue at https://github.com/fonttools/fontbakery/issues and remember to include a pointer to the repo and branch you're checking.

Summary

đŸ’„ ERROR đŸ”„ FAIL ⚠ WARN ⏩ SKIP â„č INFO ✅ PASS
0 7 12 47 8 167
0% 4% 6% 25% 4% 89%

Note: The following loglevels were omitted in this report: SKIP, INFO, PASS, DEBUG

Meaning of check results:

If you get ERRORs, please help us improve the tool by reporting them at our issue tracker.

(but other kinds of bug reports and/or feature requests are also always welcome, of course!)

FontBakery version: 0.9.2

Section: Google Fonts

đŸ”„đŸ”„đŸ”„đŸ”„đŸ”„đŸ”„âš ïžâš ïžâš ïžâš ïžâš ïžâ©â©â©â©â©â©â©â©â©â©â©â©â©â©â©â©â©â©â„čâ„čâ„čâ„čâ„čâ„č

Check Google Fonts glyph coverage.

Check ID: <FontBakeryCheck:com.google.fonts/check/glyph_coverage>
đŸ”„ Kapakana[wght].ttf
  • đŸ”„ FAIL

    Missing required codepoints:

    - 0x0308 (COMBINING DIAERESIS)
    
    
    - 0x0300 (COMBINING GRAVE ACCENT)
    
    
    - 0x0301 (COMBINING ACUTE ACCENT)
    
    
    - 0x030B (COMBINING DOUBLE ACUTE ACCENT)
    
    
    - 0x0304 (COMBINING MACRON)
    
    
    - 0x02D9 (DOT ABOVE)
    
    
    - 0x0102 (LATIN CAPITAL LETTER A WITH BREVE)
    
    
    - 0x0100 (LATIN CAPITAL LETTER A WITH MACRON)
    
    
    - 0x0104 (LATIN CAPITAL LETTER A WITH OGONEK)
    
    
    - 0x0106 (LATIN CAPITAL LETTER C WITH ACUTE)
    
    
    - 0x010C (LATIN CAPITAL LETTER C WITH CARON)
    
    
    - 0x010A (LATIN CAPITAL LETTER C WITH DOT ABOVE)
    
    
    - 0x010E (LATIN CAPITAL LETTER D WITH CARON)
    
    
    - 0x0110 (LATIN CAPITAL LETTER D WITH STROKE)
    
    
    - 0x011A (LATIN CAPITAL LETTER E WITH CARON)
    
    
    - 0x0116 (LATIN CAPITAL LETTER E WITH DOT ABOVE)
    
    
    - 0x0112 (LATIN CAPITAL LETTER E WITH MACRON)
    
    
    - 0x0118 (LATIN CAPITAL LETTER E WITH OGONEK)
    
    
    - 0x011E (LATIN CAPITAL LETTER G WITH BREVE)
    
    
    - 0x0122 (LATIN CAPITAL LETTER G WITH CEDILLA)
    
    
    - 0x0120 (LATIN CAPITAL LETTER G WITH DOT ABOVE)
    
    
    - 0x0126 (LATIN CAPITAL LETTER H WITH STROKE)
    
    
    - 0x0130 (LATIN CAPITAL LETTER I WITH DOT ABOVE)
    
    
    - 0x012A (LATIN CAPITAL LETTER I WITH MACRON)
    
    
    - 0x012E (LATIN CAPITAL LETTER I WITH OGONEK)
    
    
    - 0x0136 (LATIN CAPITAL LETTER K WITH CEDILLA)
    
    
    - 0x0139 (LATIN CAPITAL LETTER L WITH ACUTE)
    
    
    - 0x013D (LATIN CAPITAL LETTER L WITH CARON)
    
    
    - 0x013B (LATIN CAPITAL LETTER L WITH CEDILLA)
    
    
    - 0x0147 (LATIN CAPITAL LETTER N WITH CARON)
    
    
    - 0x0145 (LATIN CAPITAL LETTER N WITH CEDILLA)
    
    
    - 0x014A (LATIN CAPITAL LETTER ENG)
    
    
    - 0x0150 (LATIN CAPITAL LETTER O WITH DOUBLE ACUTE)
    
    
    - 0x014C (LATIN CAPITAL LETTER O WITH MACRON)
    
    
    - 0x015A (LATIN CAPITAL LETTER S WITH ACUTE)
    
    
    - 0x0160 (LATIN CAPITAL LETTER S WITH CARON)
    
    
    - 0x015E (LATIN CAPITAL LETTER S WITH CEDILLA)
    
    
    - 0x0218 (LATIN CAPITAL LETTER S WITH COMMA BELOW)
    
    
    - 0x1E9E (LATIN CAPITAL LETTER SHARP S)
    
    
    - 0x0164 (LATIN CAPITAL LETTER T WITH CARON)
    
    
    - 0x021A (LATIN CAPITAL LETTER T WITH COMMA BELOW)
    
    
    - 0x016C (LATIN CAPITAL LETTER U WITH BREVE)
    
    
    - 0x0170 (LATIN CAPITAL LETTER U WITH DOUBLE ACUTE)
    
    
    - 0x016A (LATIN CAPITAL LETTER U WITH MACRON)
    
    
    - 0x0172 (LATIN CAPITAL LETTER U WITH OGONEK)
    
    
    - 0x016E (LATIN CAPITAL LETTER U WITH RING ABOVE)
    
    
    - 0x1E82 (LATIN CAPITAL LETTER W WITH ACUTE)
    
    
    - 0x0174 (LATIN CAPITAL LETTER W WITH CIRCUMFLEX)
    
    
    - 0x1E84 (LATIN CAPITAL LETTER W WITH DIAERESIS)
    
    
    - 0x1E80 (LATIN CAPITAL LETTER W WITH GRAVE)
    
    
    - 0x0176 (LATIN CAPITAL LETTER Y WITH CIRCUMFLEX)
    
    
    - 0x0178 (LATIN CAPITAL LETTER Y WITH DIAERESIS)
    
    
    - 0x1EF2 (LATIN CAPITAL LETTER Y WITH GRAVE)
    
    
    - 0x0179 (LATIN CAPITAL LETTER Z WITH ACUTE)
    
    
    - 0x017D (LATIN CAPITAL LETTER Z WITH CARON)
    
    
    - 0x017B (LATIN CAPITAL LETTER Z WITH DOT ABOVE)
    
    
    - 0x0103 (LATIN SMALL LETTER A WITH BREVE)
    
    
    - 0x0101 (LATIN SMALL LETTER A WITH MACRON)
    
    
    - 0x0105 (LATIN SMALL LETTER A WITH OGONEK)
    
    
    - 0x0107 (LATIN SMALL LETTER C WITH ACUTE)
    
    
    - 0x010D (LATIN SMALL LETTER C WITH CARON)
    
    
    - 0x010B (LATIN SMALL LETTER C WITH DOT ABOVE)
    
    
    - 0x010F (LATIN SMALL LETTER D WITH CARON)
    
    
    - 0x0111 (LATIN SMALL LETTER D WITH STROKE)
    
    
    - 0x011B (LATIN SMALL LETTER E WITH CARON)
    
    
    - 0x0117 (LATIN SMALL LETTER E WITH DOT ABOVE)
    
    
    - 0x0113 (LATIN SMALL LETTER E WITH MACRON)
    
    
    - 0x0119 (LATIN SMALL LETTER E WITH OGONEK)
    
    
    - 0x011F (LATIN SMALL LETTER G WITH BREVE)
    
    
    - 0x0123 (LATIN SMALL LETTER G WITH CEDILLA)
    
    
    - 0x0121 (LATIN SMALL LETTER G WITH DOT ABOVE)
    
    
    - 0x012B (LATIN SMALL LETTER I WITH MACRON)
    
    
    - 0x012F (LATIN SMALL LETTER I WITH OGONEK)
    
    
    - 0x013A (LATIN SMALL LETTER L WITH ACUTE)
    
    
    - 0x013E (LATIN SMALL LETTER L WITH CARON)
    
    
    - 0x013C (LATIN SMALL LETTER L WITH CEDILLA)
    
    
    - 0x0148 (LATIN SMALL LETTER N WITH CARON)
    
    
    - 0x0146 (LATIN SMALL LETTER N WITH CEDILLA)
    
    
    - 0x014B (LATIN SMALL LETTER ENG)
    
    
    - 0x0151 (LATIN SMALL LETTER O WITH DOUBLE ACUTE)
    
    
    - 0x014D (LATIN SMALL LETTER O WITH MACRON)
    
    
    - 0x0155 (LATIN SMALL LETTER R WITH ACUTE)
    
    
    - 0x015B (LATIN SMALL LETTER S WITH ACUTE)
    
    
    - 0x0161 (LATIN SMALL LETTER S WITH CARON)
    
    
    - 0x015F (LATIN SMALL LETTER S WITH CEDILLA)
    
    
    - 0x0219 (LATIN SMALL LETTER S WITH COMMA BELOW)
    
    
    - 0x0165 (LATIN SMALL LETTER T WITH CARON)
    
    
    - 0x021B (LATIN SMALL LETTER T WITH COMMA BELOW)
    
    
    - 0x016D (LATIN SMALL LETTER U WITH BREVE)
    
    
    - 0x0171 (LATIN SMALL LETTER U WITH DOUBLE ACUTE)
    
    
    - 0x016B (LATIN SMALL LETTER U WITH MACRON)
    
    
    - 0x0173 (LATIN SMALL LETTER U WITH OGONEK)
    
    
    - 0x016F (LATIN SMALL LETTER U WITH RING ABOVE)
    
    
    - 0x1E83 (LATIN SMALL LETTER W WITH ACUTE)
    
    
    - 0x0175 (LATIN SMALL LETTER W WITH CIRCUMFLEX)
    
    
    - 0x1E85 (LATIN SMALL LETTER W WITH DIAERESIS)
    
    
    - 0x1E81 (LATIN SMALL LETTER W WITH GRAVE)
    
    
    - 0x0177 (LATIN SMALL LETTER Y WITH CIRCUMFLEX)
    
    
    - 0x1EF3 (LATIN SMALL LETTER Y WITH GRAVE)
    
    
    - 0x017A (LATIN SMALL LETTER Z WITH ACUTE)
    
    
    - 0x017E (LATIN SMALL LETTER Z WITH CARON)
    
    
    - 0x017C (LATIN SMALL LETTER Z WITH DOT ABOVE)
    
    
    - 0x2122 (TRADE MARK SIGN)
    
    
    - 0x0307 (COMBINING DOT ABOVE)
    
    
    - 0x0302 (COMBINING CIRCUMFLEX ACCENT)
    
    
    - 0x030C (COMBINING CARON)
    
    
    - 0x0306 (COMBINING BREVE)
    
    
    - 0x030A (COMBINING RING ABOVE)
    
    
    - 0x0303 (COMBINING TILDE)
    
    
    - 0x0312 (COMBINING TURNED COMMA ABOVE)
    
    
    - 0x0326 (COMBINING COMMA BELOW)
    
    
    - 0x0327 (COMBINING CEDILLA)
    
    
    - 0x0328 (COMBINING OGONEK)
    
    
    - 0x02DD (DOUBLE ACUTE ACCENT)
    
    
    - 0x02D8 (BREVE)
    
    
    - 0x02DB (OGONEK)
    

    [code: missing-codepoints]

Check for codepoints not covered by METADATA subsets.

Check ID: <FontBakeryCheck:com.google.fonts/check/metadata/unreachable_subsetting>
⚠ Kapakana[wght].ttf
  • ⚠ WARN

    The following codepoints supported by the font are not covered by any subsets defined in the font's metadata file, and will never be served. You can solve this by either manually adding additional subset declarations to METADATA.pb, or by editing the glyphset definitions.

    • U+02C7 CARON: try adding one of: canadian-aboriginal, tifinagh
    • U+3094 HIRAGANA LETTER VU: not included in any glyphset definition
    • U+3099 COMBINING KATAKANA-HIRAGANA VOICED SOUND MARK: not included in any glyphset definition
    • U+309A COMBINING KATAKANA-HIRAGANA SEMI-VOICED SOUND MARK: not included in any glyphset definition
    • U+30F7 KATAKANA LETTER VA: not included in any glyphset definition
    • U+30F8 KATAKANA LETTER VI: not included in any glyphset definition
    • U+30F9 KATAKANA LETTER VE: not included in any glyphset definition
    • U+30FA KATAKANA LETTER VO: not included in any glyphset definition
    • U+FB00 LATIN SMALL LIGATURE FF: not included in any glyphset definition
    • U+FB01 LATIN SMALL LIGATURE FI: not included in any glyphset definition

    Or you can add the above codepoints to one of the subsets supported by the font: japanese, latin, latin-ext, menu [code: unreachable-subsetting]

Is the Grid-fitting and Scan-conversion Procedure ('gasp') table set to optimize rendering?

Check ID: <FontBakeryCheck:com.google.fonts/check/gasp>
⚠ Kapakana[wght].ttf
  • ⚠ WARN

    The gasp range 0xFFFF value 0x0A should be set to 0x0F. [code: unset-flags]

METADATA.pb: Check URL on copyright string is the same as in repository_url field.

Check ID: <FontBakeryCheck:com.google.fonts/check/metadata/consistent_repo_urls>
đŸ”„ Kapakana[wght].ttf
  • đŸ”„ FAIL

    Value of repository_url field is

    But font copyright string has: https://github.com/nagamaki008/kapakana [code: mismatch]

Font enables smart dropout control in "prep" table instructions?

Check ID: <FontBakeryCheck:com.google.fonts/check/smart_dropout>
đŸ”„ Kapakana[wght].ttf
  • đŸ”„ FAIL

    The 'prep' table does not contain TrueType instructions enabling smart dropout control. To fix, export the font with autohinting enabled, or run ttfautohint on the font, or run the gftools fix-nonhinting script. [code: lacks-smart-dropout]

Check a font's STAT table contains compulsory Axis Values.

Check ID: <FontBakeryCheck:com.google.fonts/check/STAT>
đŸ”„ Kapakana[wght].ttf
  • đŸ”„ FAIL

    Compulsory STAT Axis Values are incorrect:

    | Name | Axis | Current Value | Current Flags | Current LinkedValue | Expected Value | Expected Flags | Expected LinkedValue | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Light | wght | 300.0 | 0 | None | 300.0 | 0 | None | | Regular | wght | 400.0 | 2 | None | 400.0 | 2 | 700.0 | [code: bad-axis-values]

A static fonts directory with at least two fonts must accompany variable fonts

Check ID: <FontBakeryCheck:com.google.fonts/check/repo/vf_has_static_fonts>
⚠ Kapakana[wght].ttf
  • ⚠ WARN

    Please consider adding a subdirectory called "static/" and including in it static font files. [code: missing]

Check font follows the Google Fonts CJK vertical metric schema

Check ID: <FontBakeryCheck:com.google.fonts/check/cjk_vertical_metrics>
đŸ”„ Kapakana[wght].ttf
  • đŸ”„ FAIL

    OS/2 fsSelection bit 7 must be disabled [code: bad-fselection-bit7]

  • đŸ”„ FAIL

    OS/2.sTypoAscender is "680" it should be 880 [code: bad-OS/2.sTypoAscender]

  • đŸ”„ FAIL

    OS/2.sTypoDescender is "-320" it should be -120 [code: bad-OS/2.sTypoDescender]

  • ⚠ WARN

    We recommend the absolute sum of the hhea metrics should be between 1.1-1.4x of the font's upm. This font has 1.0x [code: bad-hhea-range]

Ensure variable fonts include an avar table.

Check ID: <FontBakeryCheck:com.google.fonts/check/mandatory_avar_table>
⚠ Kapakana[wght].ttf
  • ⚠ WARN

    This variable font does not have an avar table. [code: missing-avar]

Ensure fonts have ScriptLangTags declared on the 'meta' table.

Check ID: <FontBakeryCheck:com.google.fonts/check/meta/script_lang_tags>
⚠ Kapakana[wght].ttf
  • ⚠ WARN

    This font file does not have a 'meta' table. [code: lacks-meta-table]

Check samples can be rendered.

Check ID: <FontBakeryCheck:com.google.fonts/check/metadata/can_render_samples>
đŸ”„ Kapakana[wght].ttf
  • đŸ”„ FAIL

    Font can't render "ja_Kana" sample text: "ă‚žăƒłă‚±ăƒł ノ ăƒ ă‚· ă‚Șヹビ ă‚±ă‚€ăƒ– ガ、 ă‚žăƒłăƒ«ă‚€ ノ ăƒȘăƒ§ă‚Šă‚·ăƒł ăƒČ フミニゾッタ ダバン ă‚łă‚Šă‚€ ăƒČ ăƒąă‚żăƒ©ă‚·ă€ ă‚Čンロン ă‚Șヹビ ă‚·ăƒłă‚łă‚Š ノ ゾラォ ガ ă‚Šă‚±ăƒ©ăƒŹă€ キョォフ ă‚Șヹビ ă‚±ăƒ„ăƒœă‚Š ノ ăƒŠă‚€ セカむ ノ ăƒˆă‚Šăƒ©ă‚€ ガ" [code: sample-text]

  • đŸ”„ FAIL

    Font can't render "ja_Hira" sample text: "じんけん た むし および けいぶ が、 じんるい た りょうしん を ă”ăżă«ă˜ăŁăŸ やばん こうい を もたらし、 げんろん および しんこう た じゆう が うけられ、 ăă‚‡ă†ă” および ă‘ă€ăŒă† た ăȘい せかい た べうらい が" [code: sample-text]

Section: Universal

⚠⚠⚠⚠⚠⏩⏩⏩⏩⏩⏩â„čâ„č

Check font contains no unreachable glyphs

Check ID: <FontBakeryCheck:com.google.fonts/check/unreachable_glyphs>
⚠ Kapakana[wght].ttf
  • ⚠ WARN

    The following glyphs could not be reached by codepoint or substitution rules:

    - CR
    

    [code: unreachable-glyphs]

Does the font contain a soft hyphen?

Check ID: <FontBakeryCheck:com.google.fonts/check/soft_hyphen>
⚠ Kapakana[wght].ttf
  • ⚠ WARN

    This font has a 'Soft Hyphen' character. [code: softhyphen]

Does the font contain chws and vchw features?

Check ID: <FontBakeryCheck:com.google.fonts/check/cjk_chws_feature>
⚠ Kapakana[wght].ttf
  • ⚠ WARN

    chws feature not found in font. Use chws_tool (https://github.com/googlefonts/chws_tool) to add it. [code: missing-chws-feature]

  • ⚠ WARN

    vchw feature not found in font. Use chws_tool (https://github.com/googlefonts/chws_tool) to add it. [code: missing-vchw-feature]

Detect any interpolation issues in the font.

Check ID: <FontBakeryCheck:com.google.fonts/check/interpolation_issues>
⚠ Kapakana[wght].ttf
  • ⚠ WARN

    Interpolation issues were found in the font: - Contour 1 start point differs in glyph 'Otilde' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x1125979d0> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x112596c20>

    - Contour 2 start point differs in glyph 'Ntilde' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x1125979d0> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x112596c20>
    
    - Contour 1 start point differs in glyph 'Jcircumflex' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x1125979d0> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x112596c20>
    
    - Contour 1 start point differs in glyph 'Ucircumflex' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x1125979d0> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x112596c20>
    
    - Contour 1 start point differs in glyph 'Ocircumflex' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x1125979d0> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x112596c20>
    
    - Contour 1 start point differs in glyph 'ntilde' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x1125979d0> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x112596c20>
    
    - Contour 1 start point differs in glyph 'Ecircumflex' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x1125979d0> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x112596c20>
    
    - Contour 1 start point differs in glyph 'Icircumflex' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x1125979d0> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x112596c20>
    
    - Contour 1 start point differs in glyph 'ecircumflex' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x1125979d0> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x112596c20>
    
    - Contour 1 start point differs in glyph 'Itilde' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x1125979d0> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x112596c20> [code: interpolation-issues]
    

Check math signs have the same width.

Check ID: <FontBakeryCheck:com.google.fonts/check/math_signs_width>
⚠ Kapakana[wght].ttf
  • ⚠ WARN

    The most common width is 350 among a set of 3 math glyphs. The following math glyphs have a different width, though:

    Width = 335: less

    Width = 382: equal

    Width = 386: logicalnot

    Width = 447: plusminus

    Width = 343: multiply

    Width = 357: divide [code: width-outliers]

Section: fontbakery.profiles.dsig

⚠

Does the font have a DSIG table?

Check ID: <FontBakeryCheck:com.google.fonts/check/dsig>
⚠ Kapakana[wght].ttf
  • ⚠ WARN

    This font has a digital signature (DSIG table) which is only required - even if only a placeholder - on old programs like MS Office 2013 in order to work properly. The current recommendation is to completely remove the DSIG table. [code: found-DSIG]

Section: fontbakery.profiles.gpos

⚠

Does GPOS table have kerning information? This check skips monospaced fonts as defined by post.isFixedPitch value

Check ID: <FontBakeryCheck:com.google.fonts/check/gpos_kerning_info>
⚠ Kapakana[wght].ttf
  • ⚠ WARN

    GPOS table lacks kerning information. [code: lacks-kern-info]

Section: fontbakery.profiles.fvar

đŸ”„â©â©â©â©â©â©

The variable font 'wght' (Weight) axis coordinate must be 700 on the 'Bold' instance.

Check ID: <FontBakeryCheck:com.google.fonts/check/varfont/bold_wght_coord>
đŸ”„ Kapakana[wght].ttf
  • đŸ”„ FAIL

    "Bold" instance not present. [code: no-bold-instance]