The Memorial Option -
Finish the game (by successfully completing the dog's solar system
stage). This option includes a movie viewer and a music player.
Second Bonus Movie -
To unlock the second bonus movie, complete the cousin collecting stage.
Staff Credits Stage -
Finish the game, and then talk to the girl with the yellow shirt to play
this stage again.
Comet Stage -
Finish the game, and then talk to the astronaut to play this stage.
Cousin Collecting Stage -
Find all the cousins, and then talk to the boy with the yellow shirt to
play this stage.
Million Roses Stage -
Complete the cousin-collecting stage, and then talk to the rose to play
this stage.
Comet shower -
To use the Comet Shower you must unlock all of the comets by completing
levels in the game, by a certain amount of time. After unlocking all of
the comets go to the planet viewer and use every comet by pushing a
certain button. The Comet Shower should begin.
Bonus Movies (PAL edition only) - Since Katmari Damacy was not released in the PAL regions, some content from the first game was included in the PAL version of We Love Katamari:
Bonus movie 1 (Katamari Damacy intro movie) Complete the "roll up the sun" level.
Bonus movie 2 (Hoshino family cut scenes) Complete the "roll up the cousins" level.
Rose Rewards - Collect 1 million roses in the rose level to have the following things happen.
Altered loading screen Collect 1,000,000 Roses
Cover Level Select screen with roses Collect 1,000,000 Roses
Extra Dokaka song Collect 1,000,000 Roses
New start-up text Collect 1,000,000 Roses
Katamari Memorial Beat the game
Roll Up The Cousins Level Roll up all the Cousins hidden throughout the game, then talk to the boy in the meadow.
Save the Earth Mission Beat the game, then talk to the astronaut.
Special Title Screen Message Beat the game, then go to the title screen
The Rose Level Completing every other stage in the game, including the cousin-roll-up stage unlocked by talking to the boy after finding all of the cousins.
View The Cosmos Have a planet/star created, then walk into the background in the meadow
View the Ending Credits Beat the game, then talk to the schoolgirl in the meadow.
