Kana learning layout for Unexpected Keyboard

kana.xml

<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<keyboard name="Kana" script="kana" lang="ja" locale_extra_keys="false">
  <!-- Shift to Katakana -->
  <modmap>
    <shift a="あ" b="ア"/> <shift a="い" b="イ"/> <shift a="う" b="ウ"/> <shift a="え" b="エ"/> <shift a="お" b="オ"/>
    <shift a="か" b="カ"/> <shift a="き" b="キ"/> <shift a="く" b="ク"/> <shift a="け" b="ケ"/> <shift a="こ" b="コ"/>
    <shift a="さ" b="サ"/> <shift a="し" b="シ"/> <shift a="す" b="ス"/> <shift a="せ" b="セ"/> <shift a="そ" b="ソ"/>
    <shift a="た" b="タ"/> <shift a="ち" b="チ"/> <shift a="つ" b="ツ"/> <shift a="て" b="テ"/> <shift a="と" b="ト"/>
    <shift a="な" b="ナ"/> <shift a="に" b="ニ"/> <shift a="ぬ" b="ヌ"/> <shift a="ね" b="ネ"/> <shift a="の" b="ノ"/>
    <shift a="は" b="ハ"/> <shift a="ひ" b="ヒ"/> <shift a="ふ" b="フ"/> <shift a="へ" b="ヘ"/> <shift a="ほ" b="ホ"/>
    <shift a="ま" b="マ"/> <shift a="み" b="ミ"/> <shift a="む" b="ム"/> <shift a="め" b="メ"/> <shift a="も" b="モ"/>
    <shift a="や" b="ヤ"/> <shift a="ゆ" b="ユ"/> <shift a="よ" b="ヨ"/>
    <shift a="ら" b="ラ"/> <shift a="り" b="リ"/> <shift a="る" b="ル"/> <shift a="れ" b="レ"/> <shift a="ろ" b="ロ"/>
    <shift a="わ" b="ワ"/> <shift a="を" b="ヲ"/> <shift a="ん" b="ン"/>
    <shift a="っ" b="ッ"/> <shift a="ゃ" b="ャ"/> <shift a="ゅ" b="ュ"/> <shift a="ょ" b="ョ"/>
    <shift a="が" b="ガ"/> <shift a="ざ" b="ザ"/> <shift a="だ" b="ダ"/> <shift a="ば" b="バ"/> <shift a="ぱ" b="パ"/>
  </modmap>
  <!-- Gojūon core -->
  <row height="0.7">
    <key shift="1.5" c="あ" s="a" nw="ぁ"/>
    <key c="い" s="i" nw="ぃ"/>
    <key c="う" s="u" nw="ぅ"/>
    <key c="え" s="e" nw="ぇ"/>
    <key c="お" s="o" nw="ぉ"/>
    <key c="か" s="ka"/>
    <key c="き" s="ki"/>
    <key c="く" s="ku"/>
    <key c="け" s="ke"/>
    <key c="こ" s="ko" n="゜" e="accent_macron"/>
  </row>
  <row height="0.7">
    <key shift="1" c="さ" n="sa"/>
    <key c="し" n="shi"/>
    <key c="す" n="su"/>
    <key c="せ" n="se"/>
    <key c="そ" s="so"/>
    <key c="た" s="ta"/>
    <key c="ち" s="chi"/>
    <key c="つ" s="tsu" nw="っ"/>
    <key c="て" s="te"/>
    <key c="と" s="to"/>
    <key c="ん" s="n" n="゛"/>
  </row>
  <row height="0.7">
    <key shift="1.5" c="は" s="ha"/>
    <key c="ひ" s="hi"/>
    <key c="ふ" s="fu"/>
    <key c="へ" s="he"/>
    <key c="ほ" s="ho"/>
    <key c="ま" s="ma"/>
    <key c="み" s="mi"/>
    <key c="む" s="mu"/>
    <key c="め" s="me"/>
    <key c="も" s="mo"/>
  </row>
  <row height="0.7">
    <key c="shift" width="1.5"/>
    <key c="や" s="ya" nw="ゃ"/>
    <key c="ゆ" s="yu" nw="ゅ"/>
    <key c="よ" s="yo" nw="ょ"/>
    <key c="ら" s="ra"/>
    <key c="り" s="ri"/>
    <key c="る" s="ru"/>
    <key c="れ" s="re"/>
    <key c="ろ" s="ro"/>
    <key c="わ" s="wa" nw="ゎ"/>
    <key c="を" s="wo"/>
    <key c="backspace" ne="delete" width="1.5"/>
  </row>
  <!-- Small kana + voiced + yōon -->
  <row height="0.7">
    <key shift="0.5" c="っ" s="tsu"/>
    <key c="が"   s="ga"/>
    <key c="ざ"   s="za"/>
    <key c="だ"   s="da"/>
    <key c="ば"   s="ba"/>
    <key c="ぱ"   s="pa"/>
    <key c="じゃ" s="ja"/>
    <key c="じゅ" s="ju"/>
    <key c="じょ" s="jo"/>
  </row>
</keyboard>