Total babies named Ryoma (all years): 85
| Year | Boys (count / rank / %) |
|---|---|
| 2023 | 5 / #13784 / 0.000% |
| 2022 | 5 / #13948 / 0.000% |
| 2013 | 6 / #11881 / 0.000% |
| 2012 | 6 / #11991 / 0.000% |
| 2011 | 6 / #11989 / 0.000% |
| 2010 | 6 / #11919 / 0.000% |
| 2008 | 6 / #12277 / 0.000% |
| 2005 | 5 / #12986 / 0.000% |
| 2004 | 5 / #12863 / 0.000% |
| 2003 | 6 / #10618 / 0.000% |
| Year | Boys (count / rank / %) |
|---|---|
| 2002 | 9 / #7518 / 0.000% |
| 2000 | 8 / #8060 / 0.000% |
| 1998 | 7 / #8284 / 0.000% |
| 1990 | 5 / #9250 / 0.000% |