diff --git a/apps/stage-tamagotchi/src/pages/settings/appearance/general.vue b/apps/stage-tamagotchi/src/pages/settings/appearance/general.vue
index a64eb33e6..84f8412a6 100644
--- a/apps/stage-tamagotchi/src/pages/settings/appearance/general.vue
+++ b/apps/stage-tamagotchi/src/pages/settings/appearance/general.vue
@@ -1,15 +1,24 @@
 <script setup lang="ts">
 import { useSettings } from '@proj-airi/stage-ui/stores'
-import { FieldCheckbox, FieldSelect, Option, Select } from '@proj-airi/ui'
+import { FieldCheckbox, FieldSelect } from '@proj-airi/ui'
 import { useDark } from '@vueuse/core'
 import { storeToRefs } from 'pinia'
+import { computed } from 'vue'
 import { useI18n } from 'vue-i18n'
 
-const { t, locale } = useI18n()
 const settings = useSettings()
+
+const { t, messages } = useI18n()
 const { allowVisibleOnAllWorkspaces } = storeToRefs(settings)
 
 const dark = useDark()
+
+const languages = computed(() => {
+  return Object.keys(messages.value).map(lang => ({
+    label: t(`settings.language.${lang}`),
+    value: lang,
+  }))
+})
 </script>
 
 <template>
@@ -39,6 +48,7 @@ const dark = useDark()
 
     <!-- Language Setting -->
     <FieldSelect
+      v-model="settings.language"
       v-motion
       :initial="{ opacity: 0, y: 10 }"
       :enter="{ opacity: 1, y: 0 }"
@@ -47,27 +57,8 @@ const dark = useDark()
       transition="all ease-in-out duration-250"
       :label="t('settings.language.title')"
       :description="t('settings.language.description')"
-    >
-      <Select
-        v-model="settings.language"
-        transition="all ease-in-out duration-250"
-        cursor-pointer bg-transparent outline-none
-      >
-        <template #default="{ value }">
-          <div>
-            {{ value ? $t(`settings.language.${value}`) : t('settings.language.english') }}
-          </div>
-        </template>
-        <template #options="{ hide }">
-          <Option value="en" :active="locale === 'en'" @click="hide()">
-            {{ $t('settings.language.english') }}
-          </Option>
-          <Option value="zh-Hans" :active="locale === 'zh-Hans'" @click="hide()">
-            {{ $t('settings.language.chinese') }}
-          </Option>
-        </template>
-      </Select>
-    </FieldSelect>
+      :options="languages"
+    />
 
     <div
       v-motion
diff --git a/apps/stage-tamagotchi/src/pages/settings/providers/microsoft-speech.vue b/apps/stage-tamagotchi/src/pages/settings/providers/microsoft-speech.vue
index 8fe8b2cf4..d550fb509 100644
--- a/apps/stage-tamagotchi/src/pages/settings/providers/microsoft-speech.vue
+++ b/apps/stage-tamagotchi/src/pages/settings/providers/microsoft-speech.vue
@@ -55,6 +55,12 @@ onMounted(async () => {
   if (!region.value) {
     region.value = 'eastasia' // Default region
   }
+  if (!providers.value[providerId]?.region) {
+    if (!providers.value[providerId])
+      providers.value[providerId] = { region: region.value }
+    else
+      providers.value[providerId].region = region.value
+  }
 
   await speechStore.loadVoicesForProvider(providerId)
 })
diff --git a/apps/stage-web/src/pages/settings/appearance/general.vue b/apps/stage-web/src/pages/settings/appearance/general.vue
index 0320d7ccb..a0bc33d28 100644
--- a/apps/stage-web/src/pages/settings/appearance/general.vue
+++ b/apps/stage-web/src/pages/settings/appearance/general.vue
@@ -1,13 +1,21 @@
 <script setup lang="ts">
 import { useSettings } from '@proj-airi/stage-ui/stores'
-import { FieldCheckbox, FieldSelect, Option, Select } from '@proj-airi/ui'
+import { FieldCheckbox, FieldSelect } from '@proj-airi/ui'
 import { useDark } from '@vueuse/core'
+import { computed } from 'vue'
 import { useI18n } from 'vue-i18n'
 
 const settings = useSettings()
 
-const { t, locale } = useI18n()
+const { t, messages } = useI18n()
 const dark = useDark()
+
+const languages = computed(() => {
+  return Object.keys(messages.value).map(lang => ({
+    label: t(`settings.language.options.${lang}`),
+    value: lang,
+  }))
+})
 </script>
 
 <template>
@@ -26,6 +34,7 @@ const dark = useDark()
 
     <!-- Language Setting -->
     <FieldSelect
+      v-model="settings.language"
       v-motion
       :initial="{ opacity: 0, y: 10 }"
       :enter="{ opacity: 1, y: 0 }"
@@ -34,27 +43,8 @@ const dark = useDark()
       transition="all ease-in-out duration-250"
       :label="t('settings.language.title')"
       :description="t('settings.language.description')"
-    >
-      <Select
-        v-model="settings.language"
-        transition="all ease-in-out duration-250"
-        cursor-pointer bg-transparent outline-none
-      >
-        <template #default="{ value }">
-          <div>
-            {{ value ? $t(`settings.language.${value}`) : t('settings.language.english') }}
-          </div>
-        </template>
-        <template #options="{ hide }">
-          <Option value="en" :active="locale === 'en'" @click="hide()">
-            {{ $t('settings.language.english') }}
-          </Option>
-          <Option value="zh-Hans" :active="locale === 'zh-Hans'" @click="hide()">
-            {{ $t('settings.language.chinese') }}
-          </Option>
-        </template>
-      </Select>
-    </FieldSelect>
+      :options="languages"
+    />
 
     <div
       v-motion
diff --git a/apps/stage-web/src/pages/settings/providers/microsoft-speech.vue b/apps/stage-web/src/pages/settings/providers/microsoft-speech.vue
index 8bb234ca5..cc431c85b 100644
--- a/apps/stage-web/src/pages/settings/providers/microsoft-speech.vue
+++ b/apps/stage-web/src/pages/settings/providers/microsoft-speech.vue
@@ -55,6 +55,12 @@ onMounted(async () => {
   if (!region.value) {
     region.value = 'eastasia' // Default region
   }
+  if (!providers.value[providerId]?.region) {
+    if (!providers.value[providerId])
+      providers.value[providerId] = { region: region.value }
+    else
+      providers.value[providerId].region = region.value
+  }
 
   await speechStore.loadVoicesForProvider(providerId)
 })
diff --git a/packages/stage-ui/src/components/Scenes/Live2D/Model.vue b/packages/stage-ui/src/components/Scenes/Live2D/Model.vue
index 3537590fb..23baaa8c4 100644
--- a/packages/stage-ui/src/components/Scenes/Live2D/Model.vue
+++ b/packages/stage-ui/src/components/Scenes/Live2D/Model.vue
@@ -253,6 +253,12 @@ watch(dark, updateDropShadowFilter, { immediate: true })
 watch([model, themeColorsHue], updateDropShadowFilter)
 watch(offset, setScaleAndPosition)
 watch(() => props.scale, setScaleAndPosition)
+watch(modelFile, () => {
+  if (modelFile.value) {
+    loadingModel.value = true
+    loadModel()
+  }
+}, { immediate: true })
 
 // TODO: This is hacky!
 function updateDropShadowFilterLoop() {
diff --git a/packages/ui/src/components/Form/Combobox/Combobox.vue b/packages/ui/src/components/Form/Combobox/Combobox.vue
new file mode 100644
index 000000000..db21600cc
--- /dev/null
+++ b/packages/ui/src/components/Form/Combobox/Combobox.vue
@@ -0,0 +1,128 @@
+<script setup lang="ts">
+import {
+  ComboboxAnchor,
+  ComboboxContent,
+  ComboboxEmpty,
+  ComboboxGroup,
+  ComboboxInput,
+  ComboboxItem,
+  ComboboxItemIndicator,
+  ComboboxLabel,
+  ComboboxRoot,
+  ComboboxSeparator,
+  ComboboxTrigger,
+  ComboboxViewport,
+} from 'reka-ui'
+
+const props = defineProps<{
+  options: { groupLabel: string, children?: { label: string, value: any }[] }[]
+  placeholder?: string
+}>()
+
+function toDisplayValue(value: any): string {
+  const option = props.options.flatMap(group => group.children).find(option => option?.value === value)
+  return option ? option.label : props.placeholder || ''
+}
+</script>
+
+<template>
+  <ComboboxRoot
+    class="relative w-full"
+  >
+    <ComboboxAnchor
+      :class="[
+        'min-w-[160px] w-full inline-flex items-center justify-between rounded-lg border px-[15px] leading-none h-[35px] gap-[5px] outline-none',
+        'text-xs text-neutral-700 dark:text-neutral-200 data-[placeholder]:text-neutral-200',
+        'bg-white dark:bg-neutral-900 disabled:bg-neutral-100 hover:bg-neutral-50 dark:disabled:bg-neutral-900 dark:hover:bg-neutral-700',
+        'border-neutral-300 dark:border-neutral-800 border-solid border-2 focus:border-neutral-400 dark:focus:border-neutral-600',
+        'shadow-sm focus:shadow-[0_0_0_2px] focus:shadow-black',
+        'transition-colors duration-200 ease-in-out',
+      ]"
+    >
+      <ComboboxInput
+        :class="[
+          '!bg-transparent outline-none h-full selection:bg-grass5 placeholder-stone-400',
+          'text-neutral-700 dark:text-neutral-200',
+          'transition-colors duration-200 ease-in-out',
+        ]"
+        :placeholder="props.placeholder"
+        :display-value="(val) => toDisplayValue(val)"
+      />
+      <ComboboxTrigger>
+        <div
+          i-solar:alt-arrow-down-linear
+          :class="[
+            'h-4 w-4',
+            'text-neutral-700 dark:text-neutral-200',
+            'transition-colors duration-200 ease-in-out',
+          ]"
+        />
+      </ComboboxTrigger>
+    </ComboboxAnchor>
+
+    <ComboboxContent
+      :avoid-collisions="true"
+      :class="[
+        'absolute z-10 w-full mt-1 min-w-[160px] overflow-hidden rounded-lg shadow-sm border will-change-[opacity,transform] max-h-50dvh',
+        'data-[side=top]:animate-slideDownAndFade data-[side=right]:animate-slideLeftAndFade data-[side=bottom]:animate-slideUpAndFade data-[side=left]:animate-slideRightAndFade',
+        'bg-white dark:bg-neutral-900',
+        'border-neutral-300 dark:border-neutral-800 border-solid border-2 focus:border-neutral-400 dark:focus:border-neutral-600',
+      ]"
+    >
+      <ComboboxViewport class="p-[2px]">
+        <ComboboxEmpty
+          :class="[
+            'font-medium py-2',
+            'text-xs text-center text-neutral-700 dark:text-neutral-200',
+            'transition-colors duration-200 ease-in-out',
+          ]"
+        />
+
+        <template
+          v-for="(group, index) in options"
+          :key="group.name"
+        >
+          <ComboboxGroup>
+            <ComboboxSeparator
+              v-if="index !== 0"
+              class="m-[5px] h-[1px] bg-neutral-400"
+            />
+
+            <ComboboxLabel
+              :class="[
+                'px-[25px] text-xs leading-[25px]',
+                'text-neutral-500 dark:text-neutral-400',
+                'transition-colors duration-200 ease-in-out',
+              ]"
+            >
+              {{ group.groupLabel }}
+            </ComboboxLabel>
+
+            <ComboboxItem
+              v-for="option in group.children"
+              :key="option.label"
+              :text-value="option.label"
+              :value="option.value"
+              :class="[
+                'leading-none rounded-[5px] flex items-center h-[25px] pr-[35px] pl-[25px] relative select-none data-[disabled]:pointer-events-none data-[highlighted]:outline-none',
+                'data-[highlighted]:bg-neutral-100 dark:data-[highlighted]:bg-neutral-800',
+                'text-xs text-neutral-700 dark:text-neutral-200 data-[disabled]:text-neutral-400 dark:data-[disabled]:text-neutral-600 data-[highlighted]:text-grass1',
+                'transition-colors duration-200 ease-in-out',
+                'cursor-pointer',
+              ]"
+            >
+              <ComboboxItemIndicator
+                class="absolute left-0 w-[25px] inline-flex items-center justify-center opacity-30"
+              >
+                <div i-solar:check-circle-line-duotone />
+              </ComboboxItemIndicator>
+              <span>
+                {{ option.label }}
+              </span>
+            </ComboboxItem>
+          </ComboboxGroup>
+        </template>
+      </ComboboxViewport>
+    </ComboboxContent>
+  </ComboboxRoot>
+</template>
diff --git a/packages/ui/src/components/Form/Combobox/index.ts b/packages/ui/src/components/Form/Combobox/index.ts
new file mode 100644
index 000000000..8b9efb229
--- /dev/null
+++ b/packages/ui/src/components/Form/Combobox/index.ts
@@ -0,0 +1 @@
+export { default as Combobox } from './Combobox.vue'
diff --git a/packages/ui/src/components/Form/Field/FieldSelect.vue b/packages/ui/src/components/Form/Field/FieldSelect.vue
index be5da634c..4a1b39958 100644
--- a/packages/ui/src/components/Form/Field/FieldSelect.vue
+++ b/packages/ui/src/components/Form/Field/FieldSelect.vue
@@ -1,14 +1,17 @@
 <script setup lang="ts">
 import { Select } from '@proj-airi/ui'
 
-const props = defineProps<{
+const props = withDefaults(defineProps<{
   label: string
   description?: string
   options?: { label: string, value: string | number }[]
   placeholder?: string
   disabled?: boolean
   layout?: 'horizontal' | 'vertical'
-}>()
+  selectClass?: string | string[]
+}>(), {
+  layout: 'horizontal',
+})
 
 const modelValue = defineModel<string>({ required: false })
 </script>
@@ -39,6 +42,7 @@ const modelValue = defineModel<string>({ required: false })
           :placeholder="props.placeholder"
           :disabled="props.disabled"
           :title="label"
+          :class="props.selectClass"
         >
           <template #default="{ value }">
             {{ props.options?.find(option => option.value === value)?.label || props.placeholder }}
diff --git a/packages/ui/src/components/Form/Select/Select.vue b/packages/ui/src/components/Form/Select/Select.vue
index 6adcf89d2..f8b72f246 100644
--- a/packages/ui/src/components/Form/Select/Select.vue
+++ b/packages/ui/src/components/Form/Select/Select.vue
@@ -1,8 +1,7 @@
 <script setup lang="ts">
-import { Dropdown as VDropdown } from 'floating-vue'
 import { provide, ref } from 'vue'
 
-import UIOption from './Option.vue'
+import Combobox from '../Combobox/Combobox.vue'
 
 const props = defineProps<{
   options?: { label: string, value: string | number }[]
@@ -28,94 +27,5 @@ provide('hide', handleHide)
 </script>
 
 <template>
-  <VDropdown
-    auto-size
-    auto-boundary-max-size
-    w-full
-  >
-    <div
-      min-w="[160px]" p="2.5" w-full
-      class="focus:ring-2 focus:ring-black/10"
-      border="neutral-300 dark:neutral-800 solid 2 focus:neutral-400 dark:focus:neutral-600"
-      text="xs sm:sm dark:neutral-200 disabled:neutral-400 dark:disabled:neutral-600 neutral-700"
-      bg="white dark:neutral-900 disabled:neutral-100 hover:neutral-50 dark:disabled:neutral-900 dark:hover:neutral-800 "
-      cursor="disabled:not-allowed pointer"
-      flex items-center gap-2 rounded-lg shadow-sm outline-none transition-colors duration-200 ease-in-out
-      :class="[
-        props.disabled ? 'pointer-events-none' : '',
-      ]"
-    >
-      <div class="flex-1 truncate">
-        <slot :value="modelValue">
-          {{ props.options?.find(item => item.value === modelValue)?.label || modelValue }}
-        </slot>
-      </div>
-      <div i-solar:alt-arrow-down-linear class="h-3.5 w-3.5 text-neutral-500 dark:text-neutral-400" />
-    </div>
-
-    <template #popper="{ hide }">
-      <div class="min-w-[160px] flex flex-col gap-0.5 border border-neutral-200 rounded-lg bg-white p-1 shadow-lg dark:border-neutral-800 dark:bg-neutral-900 dark:bg-neutral-900">
-        <slot name="options" :hide="hide">
-          <template v-if="props.options && props.options.length">
-            <UIOption
-              v-for="option of props.options"
-              :key="option.value"
-              :value="option.value"
-              :label="option.label"
-              :active="modelValue === option.value"
-              @click="selectOption(option.value); hide()"
-            />
-          </template>
-
-          <p v-else class="my-3 text-center text-neutral-500 dark:text-neutral-400">
-            No data
-          </p>
-        </slot>
-      </div>
-    </template>
-  </VDropdown>
+  <Combobox v-model="modelValue" :options="[{ groupLabel: '', children: props.options }]" />
 </template>
-
-<style>
-.resize-observer[data-v-b329ee4c] {
-  position: absolute;
-  top: 0;
-  left: 0;
-  z-index: -1;
-  width: 100%;
-  height: 100%;
-  border: none;
-  background-color: transparent;
-  pointer-events: none;
-  display: block;
-  overflow: hidden;
-  opacity: 0;
-}
-
-.resize-observer[data-v-b329ee4c] object {
-  display: block;
-  position: absolute;
-  top: 0;
-  left: 0;
-  height: 100%;
-  width: 100%;
-  overflow: hidden;
-  pointer-events: none;
-  z-index: -1;
-}
-
-.v-popper__popper {
-  z-index: 10000;
-  top: 0;
-  left: 0;
-  outline: none;
-}
-
-.v-popper__arrow-container {
-  display: none;
-}
-
-.v-popper__inner {
-  border: none !important;
-}
-</style>
diff --git a/packages/ui/src/components/Form/index.ts b/packages/ui/src/components/Form/index.ts
index ece7a7393..e3f4b0228 100644
--- a/packages/ui/src/components/Form/index.ts
+++ b/packages/ui/src/components/Form/index.ts
@@ -1,4 +1,5 @@
 export * from './Checkbox'
+export * from './Combobox'
 export * from './Field'
 export * from './Input'
 export * from './Radio'
diff --git a/uno.config.ts b/uno.config.ts
index a67a63ca2..2282ead38 100644
--- a/uno.config.ts
+++ b/uno.config.ts
@@ -189,6 +189,32 @@ export function sharedUnoConfig() {
         }
       }],
     ],
+    theme: {
+      /**
+       * https://github.com/unocss/unocss/blob/1031312057a3bea1082b7d938eb2ad640f57613a/packages-presets/preset-wind4/src/theme/animate.ts
+       * https://unocss.dev/presets/wind4#transformdirectives
+       */
+      animation: {
+        keyframes: {
+          slideUpAndFade: '{from{opacity:0;transform:translateY(2px)}to{opacity:1;transform:translateY(0)}}',
+          slideRightAndFade: '{from{opacity:0;transform:translateX(-2px)}to{opacity:1;transform:translateX(0)}}',
+          slideDownAndFade: '{from{opacity:0;transform:translateY(-2px)}to{opacity:1;transform:translateY(0)}}',
+          slideLeftAndFade: '{from{opacity:0;transform:translateX(2px)}to{opacity:1;transform:translateX(0)}}',
+        },
+        durations: {
+          slideUpAndFade: '400ms',
+          slideRightAndFade: '400ms',
+          slideDownAndFade: '400ms',
+          slideLeftAndFade: '400ms',
+        },
+        timingFns: {
+          slideUpAndFade: 'cubic-bezier(0.16, 1, 0.3, 1)',
+          slideRightAndFade: 'cubic-bezier(0.16, 1, 0.3, 1)',
+          slideDownAndFade: 'cubic-bezier(0.16, 1, 0.3, 1)',
+          slideLeftAndFade: 'cubic-bezier(0.16, 1, 0.3, 1)',
+        },
+      },
+    },
   })
 }