All the top Indian players, including PV Sindhu, Saina Nehwal and K Srikanth, have achieved success under the guidance of Pullela Gopichand.
Kidambi Srikanth went past Japan's Kenta Nishimoto 21-14, 21-13 in a contest that lasted for 38 minutes.
Top Indian shuttlers PV Sindhu and Kidambi Srikanth will begin their singles campaign on Wednesday.
PV Sindhu will feature in Indonesia Open, begins on July 16, Japan Open and Thailand Open that will start on July 23 and July 30 respectively.
Cancer proved the career-ending blow but it wasn't the only low for Lee, who was banned after testing positive for a banned anti-inflammatory at the 2014 world championships.
PV Sindhu knocked out after losing 19-21, 18-21 to Thailand's Nitchaon Jindapol in second round at Australian Open.
PV Sindhu beat Indonesia's Choirunnisa 21-14, 21-9 in a one-sided affair.
Japan have never won the badminton world mixed-team championship and their search goes on after they were well beaten 3-0 in the Chinese city of Nanning.
This is India's second consecutive defeat in the Sudirman Cup 2019 as they lost 2-3 to Malaysia on Tuesday.
India's hopes of reaching the knockout stage will now rest on their next match against home favourites China on Wednesday.
Japan gambled by resting top-ranked Kento Momota and nearly paid the price.
The giant-killing HS Prannoy is currently ranked 26 in the world.
The 19-year-old Wang Zhiyi outclassed World no. 9 Saina Nehwal in a first-round match in Auckland on Wednesday.
In the last edition at Gold Coast, Australia, India had reached the quarterfinals and have been seeded eighth in this edition.
Parupalli Kashyap suffered a 16-21, 18-21 defeat against Sun Feixiang of China.
Saina Nehwal was knocked out after losing 13-21, 23-21, 16-21 against third seed Akane Yamaguchi of Japan in her women's singles quarterfinal.
PV Sindhu, Saina Nehwal and Sameer Verma won their Round of 16 matches in straight sets.
PV Sindhu cruised through her opponent while Saina Nehwal and Sameer Verma had to work extra hard for their wins.