As a professor at Yale University, Maruyama was elected a Fellow of the American Physical Society for her "innovative and wide-ranging contributions to the experimental study of rare events and fundamental symmetries, especially the search for neutrinoless double beta decay, and for leadership in understanding the signature and nature of dark matter."

[7] Prior to leaving, she was named the Woman Physicist of the Month by the American Physical Society (APS) as someone who has "positively impacted the lives and careers of others.

"[8] As a professor at Yale, Maruyama was awarded a continuing grant from the National Science Foundation for her research program "Testing DAMA with the COSINE Experiment.

"[9] In September 2020, Maruyama was elected a Fellow of the APS for her "innovative and wide-ranging contributions to the experimental study of rare events and fundamental symmetries, especially the search for neutrinoless double beta decay, and for leadership in understanding the signature and nature of dark matter.

[3] During the same year, Maruyama was selected to serve on a committee to develop the Diversity, Equity, Inclusion, and Belonging plan for Yale's Faculty of Arts and Sciences.