Achievement
| Date | Ship's name | Location | Works |
| Apr-21 | Southern Robin | Onomichi-shi, Hiroshima Pref | In-water survey |
| May-21 | ISE | Kainan-shi, Wakayama Pref | In-water survey |
| Jan-20 | GRAND ANIVA | Yura-cho, Wakayama Pref | In-water survey |
| Mar-20 | GOLDEN GLORY | Wakayama-shi, Wakayama Pref | In-water survey |
| Oct-20 | NORD SAKURA | Yura-cho, Wakayama Pref | In-water survey |
| Nov-20 | NIKKEI VERDE | Kurashiki-shi, Okayama Pref | In-water survey |
| Jan-19 | NOSHIRO III | Wakayama-shi, Wakayama Pref | In-water survey |
| Mar-19 | TATSUKI MARU | Yura-cho, Wakayama Pref | In-water survey |
| Apr-19 | CAPE EMERALD | Kurashiki-shi, Okayama Pref | In-water survey |
| Aug-19 | PENTA | Sakaide-shi, Kagawa Pref | In-water survey |
| Jan-18 | KAI-EI | Yura-cho, Wakayama Pref | In-water survey |
| Feb-18 | MV GLORIOUS SENTOSA | Yura-cho, Wakayama Pref | In-water survey |
| Mar-18 | MV SUN JIN | Takamatsu-shi, Kagawa Pref | In-water survey |
| Mar-18 | DRAKE | Yura-cho, Wakayama Pref | In-water survey |
| Mar-18 | ORIENT VESTA | Yura-cho, Wakayama Pref | In-water survey |
| Apr-18 | KEY PACIFICO | Yura-cho, Wakayama Pref | In-water survey |
| Aug-18 | LOWLANDS KAMSAR | Yura-cho, Wakayama Pref | In-water survey |
| Sep-18 | FORTUNE UNITY | Kanda-cho, Fukuoka pref | In-water survey |
| Oct-18 | BLUE BAIE | Izumiotsu-shi, Osaka Pref | In-water survey |
| Nov-18 | MEDI FIRENZE | Shikokutyuuou-shi, Ehime Pref | In-water survey |
| Dec-18 | SOUTHERN CROSS | Yura-cho, Wakayama Pref | In-water survey |
| Dec-18 | QUEEN HALO | Sakaide-shi, Kagawa Pref | In-water survey |
| Dec-18 | IKAN KEDEWAS | Yura-cho, Wakayama Pref | In-water survey |
| Apr-17 | BRASILIA HIGHWAY | Yokohama-shi, Kanagawa Pref | In-water survey |
| Jun-17 | CAPE LILAC | Wakayama-shi, Wakayama Pref | In-water survey |
| Aug-17 | SANTA PAULA | Niihama-shi, Ehime Pref | In-water survey |
| Oct-17 | SURYA AKI | Yura-cho, Wakayama Pref | In-water survey |
| Oct-17 | NAVIOS ALTAIR | Yura-cho, Wakayama Pref | In-water survey |
| Dec-17 | CAPE TRIUMPH | Yura-cho, Wakayama Pref | In-water survey |
| Feb-16 | NEPTUNE LEADER | Yura-cho, Wakayama Pref | In-water survey |
| Jul-16 | M.V. JERVIS BAY | Niihama-shi, Ehime Pref | In-water survey |
| Aug-16 | ORCHID EXPRESS | Yura-cho, Wakayama Pref | In-water survey |
| Dec-16 | SHIN YO | Yura-cho, Wakayama Pref | In-water survey |
