BOING
| Date | Clue |
|---|---|
| 2025-01-05 | Sound of spring? |
| 2022-05-11 | Sound of spring? |
| 2019-07-27 | Spring report |
| 2018-12-21 | Comics sound |
| 2018-06-20 | Spring sound |
| 2014-01-26 | Cartoon sound |
| 2013-04-20 | Comics sound |
| 2013-04-14 | Jumping-on-a-mattress sound |
| 2011-04-13 | Spring sound |
| 2009-09-01 | Spring sound |
| 2006-03-23 | Cartoon sound effect |
| 2004-06-27 | Spring sound |
| 1999-10-25 | Sound of a spring |
| 1999-03-07 | Spring sound |