Update README.md

README.md

@@ -54,8 +54,10 @@ Achieving high performance requires broad and detailed understanding of Japan ac
 
 ## Leaderboard
 
-- Evaluation Metric: Accuracy
-  - In this multiple-choice question answering task, the LLM outputs the option string rather than the option label, and accuracy is calculated as the proportion of questions whose output exactly matches the gold correct option string.
+### Evaluation Metric: Accuracy
+
+In this multiple-choice question answering task, the LLM outputs the option string rather than the option label,
+and accuracy is calculated as the proportion of questions whose output exactly matches the gold correct option string.
 
 | Model | Micro-average | culture | custom | regional identity | geography | history | government | law | healthcare | 
 |:---|---:|---:|---:|---:|---:|---:|---:|---:|---:|