And now, for some Morning Musume stats with the Juuyonki:
Age at joining Morning Musume oldest to youngest:
1. Nakazawa Yuko at joining was 24 years, 2 months, 19 days old
2. Ishiguro Aya at joining was 19 years, 3 months, 26 days old
3. Li Chun at joining was 19 years, 1 month, 4 days old
4. Fujimoto Miki at joining was 17 years, 11 months, 13 days old
5. Yasuda Kei at joining was 17 years, 4 months, 27 days old
6. Morito Chisaki at joining was 17 years, 4 months, 7 days old
7. Kaga Kaede at joining was 17 years, 12 days old
8. Iikubo Haruna at joining was 16 years, 10 months, 22 days old
9. Iida Kaori at joining was 16 years, 30 days old
10. Abe Natsumi at joining was 16 years, 28 days old
11. Qian Lin at joining was 16 years, 4 days old
12. Yokoyama Reina was 15 years, 9 months, 20 days old
13. Ogata Haruna at joining was 15 years, 7 months, 15 days old
14. Yaguchi Mari at joining was 15 years, 3 months, 13 days old
15. Ishikawa Rika at joining was 15 years, 2 months, 28 days old
16. Yoshizawa Hitomi at joining was 15 years, 4 days old
17. Nonaka Miki at joining was 14 years, 11 months, 23 days old
18. Takahashi Ai at joining was 14 years, 11 months, 12 days old
19. Ishida Ayumi at joining was 14 years, 8 months, 22 days old
20. Konno Asami at joining was 14 years, 5 months, 19 days old
21. Ichii Sayaka at joining was 14 years, 4 months, 2 days old
22. Fukumura Mizuki at joining was 14 years, 2 months, 3 days old
23. Kamei Eri at joining was 14 years, 27 days old
24. Goto Maki at joining was 13 years, 10 months, 30 days old
25. Mitsui Aika at joining was 13 years, 10 months, 28 days old
26. Ogawa Makoto at joining was 13 years, 9 months, 28 days old
27. Makino Maria at joining was 13 years, 7 months, 28 days
28. Michishige Sayumi at joining was 13 years, 6 months, 6 days old
29. Oda Sakura at joining was 13 years, 6 months, 2 days old
30. Ikuta Erina at joining was 13 years, 5 months, 26 days old
31. Tanaka Reina was at joining 13 years, 2 months, 8 days old
32. Niigaki Risa at joining was 12 years, 10 months, 6 days old
33. Tsuji Nozomi at joining was 12 years, 9 months, 30 days old
34. Kusumi Koharu at joining was 12 years, 9 months, 16 days old
35. Fukuda Asuka at joining was 12 years, 8 months, 21 days old
36. Sayashi Riho at joining was 12 years, 7 months, 5 days old
37. Haga Akane at joining was 12 years, 6 months, 23 days
38. Suzuki Kanon at joining was 12 years, 4 months, 28 days old
39. Sato Masaki at joining was 12 years, 4 months, 22 days old
40. Kago Ai at joining was 12 years, 2 months, 9 days old
41. Kudo Haruka at joining was 11 years, 11 months, 2 days old
The average of the group barely dropped from post-Masaki birthday of 17.923 to 17.857
The new 14 member lineup becomes the 38th lineup. The previous 13 member lineup (13th Generation to 14th Generation) with 1 single ends at 6 months 14 days, which puts them 14th, below the 12 member lineup from Ai-chan’s graduation to Gaki-san/Aika’s graduation, and above the 13 member lineup from Zukki’s graduation to 13th Generation
The 14th Generation comes in with the second highest average age for a generation:
1. 1st generation at joining was 17 years, 8 months, 7 days old
2. 14th generation at joining was 17 years, 4 months, 7 days old
3. 13th generation at joining was 16 years, 5 months old
4. 8th generation at joining was 16 years, 4 months old
5. 2nd generation at joining was 15 years, 8 months, 4 days old
6. 6th generation at joining was 14 years, 8 months, 5 days old
7. 12th generation at joining was 14 years, 2 months, 14 days old
8. 5th generation at joining was 14 years, 9 days old
9. 10th generation at joining was 13 years, 11 months, 25 days old
10. 3rd generation at joining was 13 years, 10 months, 30 days old
11. 4th generation at joining was 13 years, 9 months, 25 days old
12. 11th generation at joining was 13 years, 6 months, 2 days old
13. 9th generation at joining was 13 years, 2 months, 1 day old
14. 7th generation at joining was 12 years, 9 months, 16 days old
And Haga Akane becomes the first member to remain the youngest member through the following 2 new generations.