<?xml version="1.0" encoding="UTF-8"?>
<!-- (c) XBRL International.  See http://www.xbrl.org/legal -->
<schema targetNamespace="https://www.xbrl.or.jp/taxonomy/xbrl-gl-next/muc" attributeFormDefault="unqualified" elementFormDefault="qualified"
  xmlns="http://www.w3.org/2001/XMLSchema"
  xmlns:xbrli="http://www.xbrl.org/2003/instance"
  xmlns:muc="https://www.xbrl.or.jp/taxonomy/xbrl-gl-next/muc"
  xmlns:gen="https://www.xbrl.or.jp/taxonomy/xbrl-gl-next/gen">
  <import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd"/>
  <import namespace="https://www.xbrl.or.jp/taxonomy/xbrl-gl-next/gen" schemaLocation="../gen/gl-gen-2026-12-31.xsd"/>
  <!-- reusable OIM Attribute item type -->
  <complexType name="headerExchangeRateDateItemType">
    <simpleContent>
      <restriction base="xbrli:dateTimeItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="headerForeignCurrencyAmountItemType">
    <simpleContent>
      <restriction base="xbrli:monetaryItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="headerForeignCurrencyItemType">
    <simpleContent>
      <restriction base="xbrli:QNameItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="headerExchangeRateItemType">
    <simpleContent>
      <restriction base="xbrli:pureItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="headerExchangeRateSourceItemType">
    <simpleContent>
      <restriction base="xbrli:stringItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="headerExchangeRateTypeItemType">
    <simpleContent>
      <restriction base="xbrli:tokenItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="headerMulticurrencyCommentItemType">
    <simpleContent>
      <restriction base="xbrli:stringItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="headerTriangulationCurrencyAmountItemType">
    <simpleContent>
      <restriction base="xbrli:monetaryItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="headerTriangulationCurrencyItemType">
    <simpleContent>
      <restriction base="xbrli:QNameItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="headerTriangulationExchangeRateItemType">
    <simpleContent>
      <restriction base="xbrli:pureItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="headerTriangulationExchangeRateSourceItemType">
    <simpleContent>
      <restriction base="xbrli:stringItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="headerTriangulationExchangeRateTypeItemType">
    <simpleContent>
      <restriction base="xbrli:tokenItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="headerCrossTriangulationExchangeRateItemType">
    <simpleContent>
      <restriction base="xbrli:pureItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="headerCrossTriangulationExchangeRateSourceItemType">
    <simpleContent>
      <restriction base="xbrli:stringItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="headerCrossTriangulationExchangeRateTypeItemType">
    <simpleContent>
      <restriction base="xbrli:tokenItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="detailExchangeRateDateItemType">
    <simpleContent>
      <restriction base="xbrli:dateTimeItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="detailForeignCurrencyAmountItemType">
    <simpleContent>
      <restriction base="xbrli:monetaryItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="detailForeignCurrencyItemType">
    <simpleContent>
      <restriction base="xbrli:QNameItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="detailExchangeRateItemType">
    <simpleContent>
      <restriction base="xbrli:pureItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="detailExchangeRateSourceItemType">
    <simpleContent>
      <restriction base="xbrli:stringItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="detailExchangeRateTypeItemType">
    <simpleContent>
      <restriction base="xbrli:tokenItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="detailCommentItemType">
    <simpleContent>
      <restriction base="xbrli:stringItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="detailTriangulationCurrencyAmountItemType">
    <simpleContent>
      <restriction base="xbrli:monetaryItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="detailTriangulationCurrencyItemType">
    <simpleContent>
      <restriction base="xbrli:QNameItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="detailTriangulationExchangeRateItemType">
    <simpleContent>
      <restriction base="xbrli:pureItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="detailTriangulationExchangeRateSourceItemType">
    <simpleContent>
      <restriction base="xbrli:stringItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="detailTriangulationExchangeRateTypeItemType">
    <simpleContent>
      <restriction base="xbrli:tokenItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="detailCrossTriangulationExchangeRateItemType">
    <simpleContent>
      <restriction base="xbrli:pureItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="detailCrossTriangulationExchangeRateSourceItemType">
    <simpleContent>
      <restriction base="xbrli:stringItemType"/>
    </simpleContent>
  </complexType>
  <complexType name="detailCrossTriangulationExchangeRateTypeItemType">
    <simpleContent>
      <restriction base="xbrli:tokenItemType"/>
    </simpleContent>
  </complexType>
  <!-- reusable OIM Attribute item element -->
  <element name="headerExchangeRateDate" id="muc_headerExchangeRateDate" type="muc:headerExchangeRateDateItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="headerForeignCurrencyAmount" id="muc_headerForeignCurrencyAmount" type="muc:headerForeignCurrencyAmountItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="headerForeignCurrency" id="muc_headerForeignCurrency" type="muc:headerForeignCurrencyItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="headerExchangeRate" id="muc_headerExchangeRate" type="muc:headerExchangeRateItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="headerExchangeRateSource" id="muc_headerExchangeRateSource" type="muc:headerExchangeRateSourceItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="headerExchangeRateType" id="muc_headerExchangeRateType" type="muc:headerExchangeRateTypeItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="headerMulticurrencyComment" id="muc_headerMulticurrencyComment" type="muc:headerMulticurrencyCommentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="headerTriangulationCurrencyAmount" id="muc_headerTriangulationCurrencyAmount" type="muc:headerTriangulationCurrencyAmountItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="headerTriangulationCurrency" id="muc_headerTriangulationCurrency" type="muc:headerTriangulationCurrencyItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="headerTriangulationExchangeRate" id="muc_headerTriangulationExchangeRate" type="muc:headerTriangulationExchangeRateItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="headerTriangulationExchangeRateSource" id="muc_headerTriangulationExchangeRateSource" type="muc:headerTriangulationExchangeRateSourceItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="headerTriangulationExchangeRateType" id="muc_headerTriangulationExchangeRateType" type="muc:headerTriangulationExchangeRateTypeItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="headerCrossTriangulationExchangeRate" id="muc_headerCrossTriangulationExchangeRate" type="muc:headerCrossTriangulationExchangeRateItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="headerCrossTriangulationExchangeRateSource" id="muc_headerCrossTriangulationExchangeRateSource" type="muc:headerCrossTriangulationExchangeRateSourceItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="headerCrossTriangulationExchangeRateType" id="muc_headerCrossTriangulationExchangeRateType" type="muc:headerCrossTriangulationExchangeRateTypeItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="detailExchangeRateDate" id="muc_detailExchangeRateDate" type="muc:detailExchangeRateDateItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="detailForeignCurrencyAmount" id="muc_detailForeignCurrencyAmount" type="muc:detailForeignCurrencyAmountItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="detailForeignCurrency" id="muc_detailForeignCurrency" type="muc:detailForeignCurrencyItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="detailExchangeRate" id="muc_detailExchangeRate" type="muc:detailExchangeRateItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="detailExchangeRateSource" id="muc_detailExchangeRateSource" type="muc:detailExchangeRateSourceItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="detailExchangeRateType" id="muc_detailExchangeRateType" type="muc:detailExchangeRateTypeItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="detailComment" id="muc_detailComment" type="muc:detailCommentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="detailTriangulationCurrencyAmount" id="muc_detailTriangulationCurrencyAmount" type="muc:detailTriangulationCurrencyAmountItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="detailTriangulationCurrency" id="muc_detailTriangulationCurrency" type="muc:detailTriangulationCurrencyItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="detailTriangulationExchangeRate" id="muc_detailTriangulationExchangeRate" type="muc:detailTriangulationExchangeRateItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="detailTriangulationExchangeRateSource" id="muc_detailTriangulationExchangeRateSource" type="muc:detailTriangulationExchangeRateSourceItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="detailTriangulationExchangeRateType" id="muc_detailTriangulationExchangeRateType" type="muc:detailTriangulationExchangeRateTypeItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="detailCrossTriangulationExchangeRate" id="muc_detailCrossTriangulationExchangeRate" type="muc:detailCrossTriangulationExchangeRateItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="detailCrossTriangulationExchangeRateSource" id="muc_detailCrossTriangulationExchangeRateSource" type="muc:detailCrossTriangulationExchangeRateSourceItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <element name="detailCrossTriangulationExchangeRateType" id="muc_detailCrossTriangulationExchangeRateType" type="muc:detailCrossTriangulationExchangeRateTypeItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant"/>
  <!-- reusable OIM Class primary-item anchor -->
  <element name="p_muc_headerMulticurrency" id="p_muc_headerMulticurrency" substitutionGroup="xbrli:item" type="xbrli:stringItemType" nillable="true" xbrli:periodType="instant"/>
  <element name="p_muc_detailMulticurrency" id="p_muc_detailMulticurrency" substitutionGroup="xbrli:item" type="xbrli:stringItemType" nillable="true" xbrli:periodType="instant"/>
</schema>
