diff --git a/sbv2_core/src/norm.rs b/sbv2_core/src/norm.rs
index 3bce32f..49c91ab 100644
--- a/sbv2_core/src/norm.rs
+++ b/sbv2_core/src/norm.rs
@@ -1,7 +1,6 @@
 use once_cell::sync::Lazy;
 use std::collections::HashMap;
 
-
 static REPLACE_MAP: Lazy<HashMap<&str, &str>> = Lazy::new(|| {
     let mut map = HashMap::new();
     map.insert("：", ",");
@@ -69,14 +68,15 @@ __PUNCTUATION_CLEANUP_PATTERN = re.compile(
     + "".join(PUNCTUATIONS) + r"]+",  # fmt: skip
 )
 */
+
+pub static PUNCTUATIONS: [&str; 7] = ["!", "?", "…", ",", ".", "'", "-"];
 static PUNCTUATION_CLEANUP_PATTERN: Lazy<regex::Regex> = Lazy::new(|| {
-    let pattern = (
-        r"[^\u{3040}-\u{309F}\u{30A0}-\u{30FF}\u{4E00}-\u{9FFF}\u{3400}-\u{4DBF}\u{3005}".to_owned()
+    let pattern = (r"[^\u{3040}-\u{309F}\u{30A0}-\u{30FF}\u{4E00}-\u{9FFF}\u{3400}-\u{4DBF}\u{3005}"
+        .to_owned()
         + r"\u{0041}-\u{005A}\u{0061}-\u{007A}"
         + r"\u{FF21}-\u{FF3A}\u{FF41}-\u{FF5A}"
         + r"\u{0370}-\u{03FF}\u{1F00}-\u{1FFF}"
-        + r"[!?\u{2026},.'-]+"
-    );
+        + &PUNCTUATIONS.join("") + r"]+");
     regex::Regex::new(&pattern).unwrap()
 });
 
@@ -84,5 +84,7 @@ pub fn replace_punctuation(mut text: String) -> String {
     for (k, v) in REPLACE_MAP.iter() {
         text = text.replace(k, v);
     }
-    text.to_string()
-}
\ No newline at end of file
+    PUNCTUATION_CLEANUP_PATTERN
+        .replace_all(&text, "")
+        .to_string()
+}
diff --git a/sbv2_core/src/text.rs b/sbv2_core/src/text.rs
index 45def9a..7a45d51 100644
--- a/sbv2_core/src/text.rs
+++ b/sbv2_core/src/text.rs
@@ -1,4 +1,5 @@
 use crate::error::{Error, Result};
+use crate::norm::{replace_punctuation, PUNCTUATIONS};
 use jpreprocess::*;
 use once_cell::sync::Lazy;
 use regex::Regex;
@@ -106,16 +107,29 @@ impl JTalkProcess {
         Ok(())
     }
 
-    fn text_to_seq_kata(&self) -> Result<()> {
-        // let seq_kata: Vec<_> = vec![];
-        // let seq_text: Vec<_> = vec![];
+    fn text_to_seq_kata(&self) -> Result<(Vec<String>, Vec<String>)> {
+        let mut seq_kata = vec![];
+        let mut seq_text = vec![];
 
         for parts in &self.parsed {
-            let (string, mut pron) = self.parse_to_string_and_pron(parts.clone());
-            println!("{} {}", string, pron);
-            pron = pron.replace('’', "");
+            let (string, pron) = self.parse_to_string_and_pron(parts.clone());
+            let mut yomi = pron.replace('’', "");
+            let word = replace_punctuation(string);
+            assert!(yomi != "", "Empty yomi: {}", word);
+            if yomi == "、" {
+                if !word.chars().all(|x| PUNCTUATIONS.contains(&x.to_string().as_str())) {
+                    yomi = "'".repeat(word.len());
+                } else {
+                    yomi = word.clone();
+                }
+            } else if yomi == "？" {
+                assert!(word == "?", "yomi `？` comes from: {}", word);
+                yomi = "?".to_string();
+            }
+            seq_text.push(word);
+            seq_kata.push(yomi);
         }
-        Ok(())
+        Ok((seq_text, seq_kata))
     }
 
     fn parse_to_string_and_pron(&self, parts: String) -> (String, String) {