Chiko no Negai(2002)

Chiko no Negai

Story 1) Chiko's Wish
Chiko is a young female sparrow in love with a human boy named Shuu. One day, the Grim Reaper suddenly shows up at Shuu's house and shocks Chiko by announcing that he's come to collect Shuu's soul. What can one little sparrow do to save a human life...?

Story 2) Crybaby Yukimushi.

Story 3) Reverse Storm Warning.

Story 4) The Rainbow Fugue.

Story 5) Spring Game.

Story 6) Half Bitter Gift.

[Source: Shoujomagic.net]