He was putting on airs in his new suit.

This is my favorite furikake.

Yesterday, I listened to a rakugo called 'Chihayaburu'.

Learning about the history of Chihayafuru is important for a deep understanding of Japanese culture.

There are many wrigglers in this puddle.

There are a lot of wrigglers in this pond.

He flattered his boss and got a promotion.

He squandered his fortune.

Understanding the algorithm of the regression tree is difficult.

A decision tree is a part of machine learning and a model for classifying or regressing data.