Chii Chases.
Chi becomes very interested in a bug that flies in the house. There's a ruckus as the Yamadas are taking a nap. Source: crunchyroll
Aired 13/07/2009EP 61 - Chii Chases.

2009
Chi's Sweet Home - Chi's New Address
Chi is still living with the Yamada family, but they decide it isn't fair to force her to hide indoors in their "no pets allowed" apartment. So they decide there is only one thing to be done, Chi must move away for her own happiness.