This shape is called a gyrobifastigium.

Mr. Okuda is an insurance sales representative.

He couldn't bear the wretched living conditions.

You need sandpaper to smooth this wood.

He faced difficulties with the spirit of 'one eye, two feet, three gallbladders, four strengths'.

Atsumu is immersed in compiling a dictionary.

A song praising his courage was playing.

He assisted my project.

The petals scattered in the wind.

Three countries formed an alliance.