Yamasaki has spoken in various ways about the bankruptcy of her office,
such as "I lived in extreme poverty close to homelessness for a while due to the bankruptcy of my office"
and "I worked part-time as a dishwasher at a Chinese restaurant to make a living."
"I didn't even know that royalties existed until the office went bankrupt, but the sudden bankruptcy made me do everything by myself,
including management and sales activities," and "For 22 years, I did as the office said, but I didn't receive any royalties,
and the last time the president gave me a passbook that only contained 1,000 yen"
she said. In addition, she said, "I heard my song play by chance on the cable broadcast at my part-time job, and I decided to return to full-fledged singing because I thought I had to sing,"
and as a result, "I made a full return in 2008 and released a new song 'BEETLE' from Columbia Japan."
her musical activities continued in the meantime, and in 2000 she was in charge of the ending theme for TBS TV Ai's theater "Attohomu",
and in conjunction with Shigeru Muroi, she wrote the single " Hope" is released by Toshiba EMI. In 2001,
she recorded an unreleased demo tape of her debut at the age of 17, "Flying... 17 years old" and released a two-disc best album, Dear My Songs Yamasaki Hako Best.
Yamasaki had been single for many years, but in 2001 she married guitarist Hiromi Yasuda (from Otaru City, Hokkaido),
with whom she had worked for a long time, composing, arranging, and performing.
After their marriage, they continued to have good partnerships in both public and private life.
she had always been based in Yokohama, but moved to Tokyo.
In 2002, Tokuma Japan released the maxi single "Gentle Song".
In July of the same year, she made a singing and voice appearance as Hako Yamasaki herself in a special edition of the TV anime Chibi Maruko-chan (Fuji TV),
and became known through anime even to the generation that did not know when she debuted in the 1970s.
In 2005, they celebrated the 30th anniversary of their debut,
and from the same year to 2006, they held 30th anniversary concerts nationwide. In 2006, she released her greatest hits album,
I want to Sing, and "Tesen Lullaby" was cut as a CD single from the 1984 LP "Tesen no Hana" and released a 30th anniversary album.
At the end of the same year, a concert was aired on NHK BS2 "Master of Folk Arts" and attracted new attention, and continued to be active until 2008.
On November 4, 2009, they released their debut 35th anniversary album "Not Released, Table",
and in 2010 they celebrated the 35th anniversary of their debut.
In 2014, Pony Canyon's early album was released on CD and re-released as a remasteredCD. Since then,
she has continued to release songs and perform concerts at live houses around the country,
and has been active as a female folk singer and has been involved in a variety of activities such as writing essays.
In 2020, they celebrated the 45th anniversary of their debut.
On July 6, 2020, her husband Yasuda passed away from colon cancer.