And now for some Morning Musume status post Kudo Haruka graduation:
Age at graduating from Morning Musume oldest to youngest, current members as of 2017-12-11:
1. Nakazawa Yuko at graduation was 27 years, 9 months, 27 days old
2. Michishige Sayumi at graduation was 25 years, 4 months, 13 days old
3. Takahashi Ai at graduatiion was 25 years, 16 days old
4. Niigaki Risa at graduation was 23 years, 6 months, 28 days old
5. Tanaka Reina at graduation was 23 years, 6 months, 10 days old
6. Iida Kaori at graduation was 23 years, 5 months, 22 days old
7. Iikubo Haruna as of 2017-12-11 is 23 years, 1 month, 4 days old
8. Li Chun at graduation was 22 years, 10 months, 4 days old
9. Abe Natsumi at graduation was 22 years, 5 months, 15 days old
10. Yasuda Kei at graduation was 22 years, 4 months, 29 days old
11. Fujimoto Miki at resignation was 22 years, 3 months, 26 days old
12. Yaguchi Mari at resignation was 22 years, 2 months, 25 days old
13. Yoshizawa Hitomi at graduation was 22 years, 24 days old
14. Kamei Eri at graduation was 21 years, 11 months, 22 days old
15. Ishiguro Aya at graduation was 21 years, 7 months, 26 days old
16. Fukumura Mizuki as of 2017-12-11 is 21 years, 1 month, 11 days old
17. Ishida Ayumi as of 2017-12-11 is 20 years, 11 months, 4 days old
18. Ikuta Erina as of 2017-12-11 is 20 years, 5 months, 4 days old
19. Ishikawa Rika at graduation was 20 years, 3 months, 18 days old
20. Qian Lin at graduation was 19 years, 9 months, 4 days old
21. Konno Asami at graduation was 19 years, 4 months, 16 days old
22. Mitsui Aika at graduation was 19 years, 4 months, 6 days old
23. Ogawa Makoto at graduation was 18 years, 9 months, 29 days old
24. Ogata Haruna as of 2017-12-11 is 18 years, 9 months, 26 days
25. Oda Sakura as of 2017-12-11 is 18 years, 8 months, 29 days old
26. Sato Masaki as of 2017-12-11 is 18 years, 7 months, 4 days old
27. Nonaka Miki as of 2017-12-11 is 18 years, 2 months, 4 days
28. Kudo Haruka at graduation was 18 years, 1 month, 14 days old
29. Kaga Kaede as of 2017-12-11 is 18 years, 11 days old
30. Suzuki Kanon at graduation was 17 years, 9 months, 26 days old
31. Morito Chisaki as of 2017-12-11 is 17 years, 9 months, 22 days old
32. Sayashi Riho at graduating was 17 years, 7 months, 3 days old
33. Kusumi Koharu at graduation was 17 years, 4 months, 21 days old
34. Tsuji Nozomi at graduation was 17 years, 1 month, 15 days old
35. Goto Maki at graduation was 17 years old
36. Makino Maria as of 2017-12-11 is 16 years, 10 months, 9 days old
37. Yokoyama Reina as of 2017-12-11 is 16 years, 9 months, 19 days old
38. Kago Ai at graduation was 16 years, 5 months, 25 days old
39. Ichii Sayaka at graduation was 16 years, 4 months, 20 days old
40. Haga Akane as of 2017-12-11 is 15 years, 9 months, 4 days old
41. Fukuda Asuka at graduation was 14 years, 4 months, 1 day old
The average age of the group rose from 18.286 to 18.308.
The new 13 member lineup becomes the 39th lineup. The previous 14 member lineup (14th Gen to Kudo Haruka graduation) with 1 single ends at 5 months, 16 days and is the 18th longest lineup.
Tueesday, December 12 2017, the day after Kudo Haruka’s graduation, Iikubo Haruna, Ishida Ayumi, and Sato Maskai pass her on the Morning Musume tenure list. Duu ends up at 15th:
1. Michishige Sayumi is at 11 years, 10 months, 7 days
2. Niigaki Risa is at 10 years, 8 months, 22 days
3. Tanaka Reina is at 10 years, 4 months, 2 days
4. Takahashi Ai is at 10 years, 1 month, 4 days
5. Kamei Eri is at 7 years, 10 months, 26 days
6. Iida Kaori is at 7 years, 4 months, 23 days
7. Yoshizawa Hitomi is at 7 years, 20 days
8. Yaguchi Mari is at 6 years, 11 months, 11 days
9. Fukumura Mizuki and Ikuta Erina are at 6 years, 11 months, 10 days
11. Abe Natsumi is at 6 years, 4 months, 18 days
12. Iikubo Haruna, Ishida Ayumi and Sato Masaki are at 6 years, 2 months, 13 days
15. Kudo Haruka is at 6 years, 2 months, 12 days
16. Mitsui Aika is at 5 years, 5 months, 8 days
17. Suzuki Kanon is at 5 years, 4 months, 29 days
18. Oda Sakura is at 5 years, 2 months, 28 days
19. Ishikawa Rika is at 5 years, 21 days
20. Yasuda Kei is at 5 years, 2 days
21. Ogawa Makoto is at 5 years, 1 day
22. Sayashi Riho is at 4 years, 11 months, 29 days
22. Konno Asami is at 4 years, 10 months, 27 days
24. Kusumi Koharu is at 4 years, 7 months, 5 days
25. Fujimoto Miki is at 4 years, 4 months, 13 days
26. Tsuji Nozomi and Kago Ai are at 4 years, 3 months, 16 days
28. Li Chun and Qian Lin are at 3 years, 9 months
30. Nakazawa Yuko is at 3 years, 7 months, 8 days
31. Ogata Haruna, Nonaka Miki, Makino Marina and Haga Akane are at 3 years, 2 months, 12 days
35. Goto Maki is at 3 years, 1 month, 1 day
36. Ishiguro Aya is at 2 years, 4 months
37. Ichii Sayaka is at 2 years, 18 days
38. Fukuda Asuka is at 1 year, 7 months, 11 days
39. Kaga Kaede and Yokoyama Reina are at 1 year
41. Morito Chisaki is at 5 months, 16 days
This also means that the Juukies end their run as the longest complete generation in Morning Musume history at 6 years, 2 months and 12 days.
Duh of course still holds the record as the youngest ever to join at 11 years, 11 months and 2 days.