The opening theme that replaced the first opening in episode 38 is "Suki sa" by Anzen Chitai which was used until episode 52. The last two opening themes are "Sunny Shiny Morning" by Kiyonori Matsuo, used from episodes 53–76 and "Hidamari" by Kōzō Murashita for the remainder of the series. The first ending theme for the first 14 episodes is "Ashita Hareru ka" by Takao Kisugi, which was replaced by "Ci·ne·ma" by Picasso in episode 15 which continued to be in use until episode 33.
The opening theme that debuted in episode 38 and stayed until episode 52 is "Suki sa" by Anzen Chitai. The final two opening themes are "Sunny Shiny Morning" by Kiyonori Matsuo, from episodes 53 to 76, and "Hidamari" by Kōzō Murashita for the rest of the series. The first ending theme for the initial 14 episodes is "Ashita Hareru ka" by Takao Kisugi, which was later replaced by "Ci·ne·ma" by Picasso.