Case Closed: Private Eye in the Distant Sea

Detective Conan Private Eye in the Distant Sea , Meitantei Konan Zekkai no Puraibto Ai? is a 2013 Japanese anime film part of the film series based on the Detective Conan manga and anime series. The movie aired on April 19, 2014 on Nippon TV as well. Its theme music is One More Time by Kazuyoshi Saito.

On the same morning, Conan Edogawa, Ran and Kogoro Mori, Sonoko Suzuki and the Detective Boys board an Aegis Destroyer warship, Hotaka, to experience public military exercises after theyve won the tickets. Before getting aboard, Conan receives a call from Professor Agasa, whos currently in Osaka together with Ai Haibara for a conference, via the newly added satellitephone on his StunGun Wristwatch. The professor wants to test if the new gadget is working properly, but doesnt forget to leave a quiz for the children before hanging up.After boarding the ship, the participants are gathered at a meeting room. While the Chief Navigator Fumitada Inoue is explaining about the exercise schedule, Ran mentions that her watch was broken and sent to be repaired. Mitsuhiko then lends her his waterproof radiocontrolled watch, which sets itself atAM andPM every day according to radio transmitters. Suddenly, they hear a strange loud sound. Fumitada explains that it was just the sound of the pumping system operating, however, Conan wonders whether that was really the case. ........

Source: Wikipedia