diff --git a/notebook/yohane.ipynb b/notebook/yohane.ipynb
index a0e5781b..e574b880 100644
--- a/notebook/yohane.ipynb
+++ b/notebook/yohane.ipynb
@@ -167,7 +167,7 @@
       "outputs": [],
       "source": [
         "# @title Generate\n",
-        "# @markdown **Replace the song filename here if you uploaded it manually**\n",
+        "# @markdown **Replace the song filename here if you uploaded it manually, and don't forget to change the language of the song.**\n",
         "\n",
         "import logging\n",
         "from pathlib import Path\n",
@@ -176,10 +176,11 @@
         "logging.basicConfig(level=\"INFO\", force=True)\n",
         "\n",
         "song_filename = \"song\" # @param {type:\"string\"}\n",
+        "language = \"jp\" # @param {type: \"string\"}\n",
         "\n",
         "yohane = Yohane(vocals_extractor)\n",
         "yohane.load_song(Path(song_filename))\n",
-        "yohane.load_lyrics(lyrics_area.value)\n",
+        "yohane.load_lyrics(lyrics_area.value, language)\n",
         "yohane.extract_vocals()\n",
         "yohane.force_align()\n",
         "subs = yohane.make_subs()\n"
@@ -236,7 +237,7 @@
     },
     "language_info": {
       "name": "python",
-      "version": "3.11.6"
+      "version": "3.11.0"
     }
   },
   "nbformat": 4,
diff --git a/poetry.lock b/poetry.lock
index 3fac5e17..8f029c91 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 1.7.1 and should not be changed by hand.
+# This file is automatically @generated by Poetry 1.6.1 and should not be changed by hand.
 
 [[package]]
 name = "audioread"
@@ -1262,6 +1262,21 @@ files = [
 [package.extras]
 diagrams = ["jinja2", "railroad-diagrams"]
 
+[[package]]
+name = "pyphen"
+version = "0.14.0"
+description = "Pure Python module to hyphenate text"
+optional = false
+python-versions = ">=3.7"
+files = [
+    {file = "pyphen-0.14.0-py3-none-any.whl", hash = "sha256:414c9355958ca3c6a3ff233f65678c245b8ecb56418fb291e2b93499d61cd510"},
+    {file = "pyphen-0.14.0.tar.gz", hash = "sha256:596c8b3be1c1a70411ba5f6517d9ccfe3083c758ae2b94a45f2707346d8e66fa"},
+]
+
+[package.extras]
+doc = ["sphinx", "sphinx_rtd_theme"]
+test = ["flake8", "isort", "pytest"]
+
 [[package]]
 name = "pyright"
 version = "1.1.345"
@@ -1872,4 +1887,4 @@ torch = ["torch", "torchaudio"]
 [metadata]
 lock-version = "2.0"
 python-versions = ">=3.10,<3.12"
-content-hash = "52b1003ed855784cd5ddad613ac87a5209c725f71100ba1c711e96ee1ba0b17e"
+content-hash = "2508028ca3abc143df9678d677c97a6b530e51b58f1958c5b949598d4c1e2913"
diff --git a/pyproject.toml b/pyproject.toml
index 83c7fcb4..796dbc97 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -18,6 +18,7 @@ vocal-remover = {git = "https://github.com/Japan7/vocal-remover.git", rev = "24f
 pysubs2 = "^1.6.1"
 regex = "^2023.10.3"
 click = "^8.1.7"
+pyphen = "^0.14.0"
 
 [tool.poetry.extras]
 torch = ["torch", "torchaudio"]
diff --git a/yohane/__main__.py b/yohane/__main__.py
index 8d85d46e..15bad29d 100644
--- a/yohane/__main__.py
+++ b/yohane/__main__.py
@@ -5,6 +5,7 @@
 
 import click
 import torchaudio
+from pyphen import LANGUAGES
 
 from yohane.audio import (
     HybridDemucsVocalsExtractor,
@@ -46,7 +47,14 @@
     show_default=True,
     help="Vocals extractor to use. 'None' to disable.",
 )
-def cli(song_file: Path, lyrics_file: TextIOWrapper, vocals_extractor: str):
+@click.option(
+    "-l",
+    "--language",
+    type=click.Choice(list(LANGUAGES.keys()) + ["jp"], case_sensitive=False),
+    default="jp",
+    help="Language of the lyrics from the available LibreOffice dictionaries. Default is Japanese (jp)."
+)
+def cli(song_file: Path, lyrics_file: TextIOWrapper, vocals_extractor: str, language: str):
     logging.basicConfig(level=os.environ.get("LOGLEVEL", "INFO").upper())
 
     extractor_cls = CLI_VOCALS_EXTRACTORS_OPTS[vocals_extractor]
@@ -55,7 +63,7 @@ def cli(song_file: Path, lyrics_file: TextIOWrapper, vocals_extractor: str):
     yohane = Yohane(extractor)
 
     yohane.load_song(song_file)
-    yohane.load_lyrics(lyrics_file.read())
+    yohane.load_lyrics(lyrics_file.read(), language)
 
     yohane.extract_vocals()
     if yohane.vocals is not None:
diff --git a/yohane/lyrics.py b/yohane/lyrics.py
index 2616ab35..74104140 100644
--- a/yohane/lyrics.py
+++ b/yohane/lyrics.py
@@ -2,11 +2,12 @@
 from functools import cached_property
 
 import regex as re
-
+import pyphen
 
 @dataclass
 class _Text:
     raw: str
+    language: str
 
     @cached_property
     def normalized(self):
@@ -21,21 +22,28 @@ def transcript(self):
 class Lyrics(_Text):
     @cached_property
     def lines(self):
-        return [Line(line) for line in filter(None, self.raw.splitlines())]
+        return [Line(line, self.language) for line in filter(None, self.raw.splitlines())]
 
 
 @dataclass
 class Line(_Text):
     @cached_property
     def words(self):
-        return [Word(word) for word in filter(None, self.transcript)]
+        return [Word(word, self.language) for word in filter(None, self.transcript)]
 
 
 @dataclass
 class Word(_Text):
     @cached_property
     def syllables(self):
-        return auto_split(self.normalized)
+        res = self.normalized
+        if self.language == 'jp':
+            res = auto_split(res)
+        else:
+            dic = pyphen.Pyphen(lang=self.language)
+            res = dic.inserted(res)
+            res = res.split("-")
+        return res
 
 
 def normalize_uroman(text: str):
diff --git a/yohane/pipeline.py b/yohane/pipeline.py
index 08d29d64..6fba054b 100644
--- a/yohane/pipeline.py
+++ b/yohane/pipeline.py
@@ -34,9 +34,9 @@ def extract_vocals(self):
             assert self.song
             self.vocals = self.vocals_extractor(*self.song)
 
-    def load_lyrics(self, lyrics_str: str):
+    def load_lyrics(self, lyrics_str: str, language: str):
         logger.info("Loading lyrics")
-        self.lyrics = Lyrics(lyrics_str)
+        self.lyrics = Lyrics(lyrics_str, language)
 
     def force_align(self):
         logger.info("Computing forced alignment")