Dreams involving animals, especially reptiles like lizards, can carry significant meanings. Lizards often symbolize adaptability, survival, and renewal. Since you mentioned that the lizards in your dream were almost like kimono dragons and that there was a sense of happiness and communication between you and them, this could suggest a few things:

1. Adaptability and Change: The presence of lizards might indicate that you are going through a period of change or are open to adapting to new situations in your life. The happy feeling suggests that you are embracing these changes rather than resisting them.
2. Connection to Your Inner Self: The communication with the lizards could symbolize a connection with your instincts or subconscious. It might be a sign that you are becoming more in tune with your emotions and inner thoughts.
3. Perspective and Growth: Being in a basement and looking up through a window can represent feelings of being grounded or in a low place while still having aspirations and views towards growth or elevation. The happiness you felt might indicate optimism about your current situation or future possibilities.
4. Exploration of New Ideas: The unique imagery of the lizards and the setting could reflect a desire to explore new ideas or aspects of yourself that you may not have fully acknowledged yet.

Overall, this dream seems to convey a positive message about connection, adaptability, and personal growth. It might be worth reflecting on any changes or new opportunities in your life and how you feel about them.