speedup!

Author: konn

docs/en/releases/unreleased.ipynb

@@ -15,6 +15,15 @@ kernelspec:
 
 +++
 
+## Performance Improvements
+
+### Significant performance improvements for dictionaries
+
+We improved the internal processing of dictionaries, achieving a significant performance improvement of about 30x compared with the previous implementation.
+If you have been avoiding dictionaries because of performance concerns, this is a good opportunity to try using them.
+
++++
+
 ## Feature Enhancements
 
 +++

docs/ja/releases/unreleased.ipynb

@@ -15,6 +15,13 @@ kernelspec:
 
 +++
 
+## パフォーマンス改善
+
+### 辞書型の大幅な性能改善
+
+辞書の内部処理を改善し、旧来に比べ約 30 倍の大幅な性能改善を実現しました！
+パフォーマンス上の懸念から辞書を避けていた場合、ぜひこの機会に辞書を活用してみてください。
+
 ## 機能強化
 
 +++