diff --git a/python/py_src/sudachipy/sudachipy.pyi b/python/py_src/sudachipy/sudachipy.pyi
index 0b1c4fc2..ca39a95c 100644
--- a/python/py_src/sudachipy/sudachipy.pyi
+++ b/python/py_src/sudachipy/sudachipy.pyi
@@ -47,7 +47,9 @@ class SplitMode:
     Unit to split text.
 
     A == short mode
+
     B == middle mode
+
     C == long mode
     """
 
@@ -205,6 +207,9 @@ class Morpheme:
     def get_word_info(self) -> WordInfo:
         """
         Returns the word info.
+
+        ..deprecated:: v0.6.0
+           Users should not touch the raw WordInfo.
         """
         ...
 
@@ -293,6 +298,7 @@ class Morpheme:
 class MorphemeList:
     """
     A list of morphemes.
+
     An object can not be instantiated manually.
     Use Tokenizer.tokenize("") to create an empty morpheme list.
     """
@@ -303,6 +309,9 @@ class MorphemeList:
     def empty(cls, dict: Dictionary) -> MorphemeList:
         """
         Returns an empty morpheme list with dictionary.
+
+        .. deprecated::
+            Use Tokenizer.tokenize("") if you need.
         """
         ...
 
diff --git a/python/src/build.rs b/python/src/build.rs
index 2b2ce94f..b37ed807 100644
--- a/python/src/build.rs
+++ b/python/src/build.rs
@@ -65,7 +65,7 @@ fn create_file(p: &Path) -> std::io::Result<File> {
 /// :param output: Path to output built dictionray.
 /// :param description: A description text to embed in the dictionary.
 /// :return: A build report, list of (part, size, time).
-/// 
+///
 /// :type matrix: pathlib.Path | str | bytes
 /// :type lex: list[pathlib.Path | str | bytes]
 /// :type output: pathlib.Path | str
@@ -106,7 +106,7 @@ fn build_system_dic<'p>(
 /// :param output: Path to output built dictionray.
 /// :param description: A description text to embed in the dictionary.
 /// :return: A build report, list of (part, size, time).
-/// 
+///
 /// :type system: pathlib.Path | str
 /// :type lex: list[pathlib.Path | str | bytes]
 /// :type output: pathlib.Path | str
diff --git a/python/src/dictionary.rs b/python/src/dictionary.rs
index 2b5c849b..22241f95 100644
--- a/python/src/dictionary.rs
+++ b/python/src/dictionary.rs
@@ -87,7 +87,7 @@ impl PyDicData {
 /// :param config_path: path to the configuration JSON file, config json as a string, or a [sudachipy.Config] object.
 /// :param config: alias to config_path, only one of them can be specified at the same time.
 /// :param resource_dir: path to the resource directory folder.
-/// :param dict: type of pre-packaged dictionary, referring to sudachidict_<dict_type> packages on PyPI: https://pypi.org/search/?q=sudachidict.
+/// :param dict: type of pre-packaged dictionary, referring to sudachidict_<dict> packages on PyPI: https://pypi.org/search/?q=sudachidict.
 ///     Also, can be an _absolute_ path to a compiled dictionary file.
 /// :param dict_type: deprecated alias to dict.
 ///
@@ -114,7 +114,7 @@ impl PyDictionary {
     /// :param config_path: path to the configuration JSON file, config json as a string, or a [sudachipy.Config] object.
     /// :param config: alias to config_path, only one of them can be specified at the same time.
     /// :param resource_dir: path to the resource directory folder.
-    /// :param dict: type of pre-packaged dictionary, referring to sudachidict_<dict_type> packages on PyPI: https://pypi.org/search/?q=sudachidict.
+    /// :param dict: type of pre-packaged dictionary, referring to sudachidict_<dict> packages on PyPI: https://pypi.org/search/?q=sudachidict.
     ///     Also, can be an _absolute_ path to a compiled dictionary file.
     /// :param dict_type: deprecated alias to dict.
     ///
diff --git a/python/src/morpheme.rs b/python/src/morpheme.rs
index 522d8ecd..b164911d 100644
--- a/python/src/morpheme.rs
+++ b/python/src/morpheme.rs
@@ -93,6 +93,9 @@ impl PyMorphemeListWrapper {
 #[pymethods]
 impl PyMorphemeListWrapper {
     /// Returns an empty morpheme list with dictionary.
+    ///
+    /// .. deprecated:: 0.6.0
+    ///     Use Tokenizer.tokenize("") if you need.
     #[classmethod]
     #[pyo3(text_signature = "(dict: Dictionary) -> MorphemeList")]
     fn empty(_cls: &PyType, py: Python, dict: &PyDictionary) -> PyResult<Self> {
@@ -439,6 +442,9 @@ impl PyMorpheme {
     }
 
     /// Returns the word info.
+    /// 
+    /// ..deprecated:: v0.6.0
+    ///    Users should not touch the raw WordInfo.
     #[pyo3(text_signature = "(self, /) -> WordInfo")]
     fn get_word_info(&self, py: Python) -> PyResult<PyWordInfo> {
         let cat = PyModule::import(py, "builtins")?.getattr("DeprecationWarning")?;
diff --git a/python/src/tokenizer.rs b/python/src/tokenizer.rs
index c14f7076..d96763de 100644
--- a/python/src/tokenizer.rs
+++ b/python/src/tokenizer.rs
@@ -32,7 +32,9 @@ use crate::morpheme::{PyMorphemeListWrapper, PyProjector};
 /// Unit to split text.
 ///
 /// A == short mode
+///
 /// B == middle mode
+///
 /// C == long mode
 ///
 /// :param mode: string representation of the split mode. One of [A,B,C] in captital or lower case.