diff --git a/sbv2_api/build.rs b/sbv2_api/build.rs
index 96890be..31c9987 100644
--- a/sbv2_api/build.rs
+++ b/sbv2_api/build.rs
@@ -2,4 +2,4 @@ fn main() {
     if cfg!(feature = "coreml") {
         println!("cargo:rustc-link-arg=-fapple-link-rtlib");
     }
-}
\ No newline at end of file
+}
diff --git a/sbv2_bindings/src/sbv2.rs b/sbv2_bindings/src/sbv2.rs
index a6c9380..378e5e3 100644
--- a/sbv2_bindings/src/sbv2.rs
+++ b/sbv2_bindings/src/sbv2.rs
@@ -1,6 +1,6 @@
 use pyo3::prelude::*;
 use pyo3::types::PyBytes;
-use sbv2_core::tts::{TTSModelHolder, SynthesizeOptions};
+use sbv2_core::tts::{SynthesizeOptions, TTSModelHolder};
 
 use crate::style::StyleVector;
 
diff --git a/sbv2_core/src/jtalk.rs b/sbv2_core/src/jtalk.rs
index 7217e61..738769d 100644
--- a/sbv2_core/src/jtalk.rs
+++ b/sbv2_core/src/jtalk.rs
@@ -376,14 +376,33 @@ impl JTalkProcess {
                 phones.push(p3.clone());
             }
 
-            let a1 = numeric_feature_by_regex(&JTALK_G2P_G_A1_PATTERN, &label.to_string());
-            let a2 = numeric_feature_by_regex(&JTALK_G2P_G_A2_PATTERN, &label.to_string());
-            let a3 = numeric_feature_by_regex(&JTALK_G2P_G_A3_PATTERN, &label.to_string());
+            let a1 = if let Some(mora) = &label.mora {
+                mora.relative_accent_position as i32
+            } else {
+                -50
+            };
+            let a2 = if let Some(mora) = &label.mora {
+                mora.position_forward as i32
+            } else {
+                -50
+            };
+            let a3 = if let Some(mora) = &label.mora {
+                mora.position_backward as i32
+            } else {
+                -50
+            };
 
-            let f1 = numeric_feature_by_regex(&JTALK_G2P_G_F1_PATTERN, &label.to_string());
+            let f1 = if let Some(accent_phrase) = &label.accent_phrase_curr {
+                accent_phrase.mora_count as i32
+            } else {
+                -50
+            };
 
-            let a2_next =
-                numeric_feature_by_regex(&JTALK_G2P_G_A2_PATTERN, &labels[i + 1].to_string());
+            let a2_next = if let Some(mora) = &labels[i + 1].mora {
+                mora.position_forward as i32
+            } else {
+                -50
+            };
 
             if a3 == 1 && a2_next == 1 && "aeiouAEIOUNcl".contains(&p3) {
                 phones.push("#".to_string());