Update README.md

README.md

@@ -43,9 +43,10 @@ English/[Japanese](README_ja.md)
 
 ## Dataset Summary
 
-This benchmark evaluates Japan-specific knowledge, such as culture and customs, using multiple-choice questions.
-This benchmark includes eight categories: Japanese culture, custom, regional identity, geography, history, government, law and healthcare.
-To achieve high accuracy, the model must possess extensive Japanese knowledge.
+Dataset Summary
+This benchmark evaluates knowledge specific to Japan through multiple-choice questions.
+It covers eight categories: culture, customs, regional identity, geography, history, government, law, and healthcare.
+Achieving high performance requires broad and detailed understanding of Japan across these domains.
 
 ## Leaderboard
 
@@ -89,16 +90,16 @@ An example from culture category looks as follows:
 
 - `qid (str)`: A unique identifier for each question.
 - `category (str)`: The category of the question.
-  - Culture, customs, geography, history, government, law, healthcare.
+  - culture, customs, regional identity, geography, history, government, law, healthcare
 - `question (str)`: The question text.
-  - Converted from full-width to half-width characters except for katakana characters.
-  - Does not contain line breaks (`\n`).
-  - Whitespace at the beginning/end has been removed.
+  - Converted from full-width to half-width characters, excluding katakana characters.
+  - Does not contain any line breaks (`\n`).
+  - Leading and trailing whitespace is removed.
 - `choice{0..3} (str)`: Four answer options (choice0 to choice3).
-  - Converted from full-width to half-width characters except for katakana characters.
-  - Does not contain line breaks (`\n`).
-  - Whitespace at the beginning/end has been removed.
-- `answer_index (int)`: The index of the correct answer among choice{0..3} (0–3).
+  - Converted from full-width to half-width characters, excluding katakana characters.
+  - Does not contain any line breaks (`\n`).
+  - Leading and trailing whitespace is removed.
+- `answer_index (int)`: The index of the correct answer among `choice0` to `choice3` (0–3).
 
 ## Data Splits