A loyal robotic cat from the 22nd century who serves as Nobita's guardian. He provides advanced gadgets like the Time Machine and Anywhere Door to aid his friends across multiple adventures. He consistently acts as the group's strategist, resolves crises, protects the timeline, and teaches Nobita valuable lessons through his scientific knowledge and moral guidance.
Doraemon serves as Nobita's primary partner and gadget provider throughout the lunar mission.
Doraemon and Shizuka maintain a supportive friendship throughout the adventure.
Doraemon and Gian work together as friends and tactical partners.