We've listed our five most read stories on The Mainichi news site, from top to bottom, that were published between April 12 and 20. The first story was viewed by 27.8% of our regular readers. (The Mainichi)

Tokyo woman regrets meeting 'single' man via dating app after she's left with child

TOKYO -- A woman in the Japanese capital cannot help but feel her dignity was trampled upon after she met a man through a dating app, got impregnated by him and gave birth, only to end up finding out that the man had a family despite having said he was single upon their first meeting in person. Full story.

Altercation on bullet train in northeast Japan causes window damage, delay

TOKYO -- Trouble between a passenger and a conductor aboard a bullet train on the Tohoku Shinkansen Line in northeastern Japan resulted in damage to a window, causing delays to the service, East Japan Railway Co. (JR East) announced on April 13. Full story.

Ex-bus driver in Kyoto loses $84,000 retirement pay for embezzling $7

TOKYO -- Following a Supreme Court ruling, a former Kyoto City Bus driver has lost retirement pay of some 12 million yen (about $84,000) for pocketing 1,000 yen ($7) from a passenger fare. Full story.

Tokyo school operator sues 8 people for $5.1 mil. in damages, releases defendants' names

TOKYO -- Musashino Higashi Gakuen, an educational corporation operating schools in Musashino, Tokyo, announced April 15 it had filed a lawsuit seeking some 725.72 million yen (about $5.1 million) in total damages from eight people, including a graduate who previously filed a criminal complaint against its chairperson. Full story.

How do doctors detect 'hypothyroidism' that claimed life of Japanese singer Ayumi Ishida?

TOKYO -- Singer and actor Ayumi Ishida, best known for hits such as "Blue Light Yokohama," died at a hospital in Tokyo in March at age 76 due to hypothyroidism, a type of thyroid hormone deficiency. Her death prompted specialists to highlight the importance of early detection of this disease, which is relatively common among women, yet seldom fatal. Full story.