World

H-Index
Rankings

National Astronomical Observatory of Japan Scientists Engineering & Technology / Aerospace Engineering Rankings 2025

The "AD Scientific Index" analyses the academic work of scientists using the H-index, i10 index and number of citations, and provides results that can be used to evaluate the productivity and efficiency of individuals and institutions. In addition to ranking according to "total H-index" for individuals and institutions, you can also see the ranking and analyses according to "last 6 years H-index"and Subject Rankings.

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Total 13 scientist
* Total H Index Rankings
World Rank
49,187
Country Rank
862
Institution Rank :6
Japan
Kazuhiro Sekiguchi
Kazuhiro Sekiguchi
National Astronomical Observatory of Japan
Tokyo , Japan
Engineering & Technology / Aerospace Engineering
Astronomy
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
60
24
0.400
See All Rankings and Analysis
* Total H Index Rankings
World Rank
71,988
Country Rank
1,327
Institution Rank :8
Japan
Misato Fukagawa
Misato Fukagawa
National Astronomical Observatory of Japan
Tokyo , Japan
Engineering & Technology / Aerospace Engineering
astronomy
exoplanets
planet formation
infrared/radio observations
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
52
32
0.615
See All Rankings and Analysis
* Total H Index Rankings
World Rank
79,728
Country Rank
1,495
Institution Rank :9
Japan
Erik Muller
Erik Muller
National Astronomical Observatory of Japan
Tokyo , Japan
Engineering & Technology / Aerospace Engineering
Astronomy
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
50
31
0.620
See All Rankings and Analysis
* Total H Index Rankings
World Rank
164,747
Country Rank
3,456
Institution Rank :23
Japan
Akimasa Kataoka
Akimasa Kataoka
National Astronomical Observatory of Japan
Tokyo , Japan
Engineering & Technology / Aerospace Engineering
Planet formation
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
36
33
0.917
See All Rankings and Analysis
* Total H Index Rankings
World Rank
325,531
Country Rank
7,066
Institution Rank :34
Japan
Junichi Baba (馬場淳一)
Junichi Baba (馬場淳一)
National Astronomical Observatory of Japan
Tokyo , Japan
Engineering & Technology / Aerospace Engineering
Astronomy
Galactic Dynamics
Galaxy Formation
Astrometry
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
25
21
0.840
See All Rankings and Analysis
* Total H Index Rankings
World Rank
604,031
Country Rank
12,470
Institution Rank :41
Japan
Shun Ishii
Shun Ishii
National Astronomical Observatory of Japan
Tokyo , Japan
Engineering & Technology / Aerospace Engineering
Astronomy
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
16
13
0.813
See All Rankings and Analysis
* Total H Index Rankings
World Rank
628,386
Country Rank
12,962
Institution Rank :43
Japan
Kei Ito
Kei Ito
National Astronomical Observatory of Japan
Tokyo , Japan
Engineering & Technology / Aerospace Engineering
Astronomy
Galaxy Evolution
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
15
15
1.000
See All Rankings and Analysis
* Total H Index Rankings
World Rank
694,565
Country Rank
14,043
Institution Rank :45
Japan
Takuji Yamashita
Takuji Yamashita
National Astronomical Observatory of Japan
Tokyo , Japan
Engineering & Technology / Aerospace Engineering
Astronomy
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
14
12
0.857
See All Rankings and Analysis
* Total H Index Rankings
World Rank
908,212
Country Rank
17,468
Institution Rank :50
Japan
Yuji Matsumoto
Yuji Matsumoto
National Astronomical Observatory of Japan
Tokyo , Japan
Engineering & Technology / Aerospace Engineering
planet formation
planetary science
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
10
10
1.000
See All Rankings and Analysis
* Total H Index Rankings
World Rank
938,489
Country Rank
17,833
Institution Rank :51
Japan
Hiroki Onozato（小野里宏樹）
Hiroki Onozato（小野里宏樹）
National Astronomical Observatory of Japan
Tokyo , Japan
Engineering & Technology / Aerospace Engineering
astronomy
star
red clump star
Wolf-Rayet star
optical and infrared observation
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
10
9
0.900
See All Rankings and Analysis
* Total H Index Rankings
World Rank
1,054,774
Country Rank
19,581
Institution Rank :55
Japan
Hiramatsu Masaaki
Hiramatsu Masaaki
National Astronomical Observatory of Japan
Tokyo , Japan
Engineering & Technology / Aerospace Engineering
Astronomy
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
9
6
0.667
See All Rankings and Analysis
* Total H Index Rankings
World Rank
2,010,036
Country Rank
32,809
Institution Rank :68
Japan
Kiyoaki Doi
Kiyoaki Doi
National Astronomical Observatory of Japan
Tokyo , Japan
Engineering & Technology / Aerospace Engineering
planet formation
protoplanetary disk
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
See All Rankings and Analysis
* Total H Index Rankings
World Rank
2,120,994
Country Rank
34,406
Institution Rank :72
Japan
Itsna Khoirul Fitriana
Itsna Khoirul Fitriana
National Astronomical Observatory of Japan
Tokyo , Japan
Engineering & Technology / Aerospace Engineering
Astronomi
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
See All Rankings and Analysis
* Total H Index Rankings
Rankings
49,187
Japan
862
6
Ranking Based On Selection: 1
Kazuhiro Sekiguchi
Kazuhiro Sekiguchi
National Astronomical Observatory of Japan Tokyo, Japan Japan
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
60
24
0.400
Engineering & Technology / Aerospace Engineering
Astronomy
See All Rankings and Analysis
* Total H Index Rankings
Rankings
71,988
Japan
1,327
8
Ranking Based On Selection: 2
Misato Fukagawa
Misato Fukagawa
National Astronomical Observatory of Japan Tokyo, Japan Japan
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
52
32
0.615
Engineering & Technology / Aerospace Engineering
astronomy
exoplanets
planet formation
infrared/radio observations
See All Rankings and Analysis
* Total H Index Rankings
Rankings
79,728
Japan
1,495
9
Ranking Based On Selection: 3
Erik Muller
Erik Muller
National Astronomical Observatory of Japan Tokyo, Japan Japan
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
50
31
0.620
Engineering & Technology / Aerospace Engineering
Astronomy
See All Rankings and Analysis
* Total H Index Rankings
Rankings
164,747
Japan
3,456
23
Ranking Based On Selection: 4
Akimasa Kataoka
Akimasa Kataoka
National Astronomical Observatory of Japan Tokyo, Japan Japan
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
36
33
0.917
Engineering & Technology / Aerospace Engineering
Planet formation
See All Rankings and Analysis
* Total H Index Rankings
Rankings
325,531
Japan
7,066
34
Ranking Based On Selection: 5
Junichi Baba (馬場淳一)
Junichi Baba (馬場淳一)
National Astronomical Observatory of Japan Tokyo, Japan Japan
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
25
21
0.840
Engineering & Technology / Aerospace Engineering
Astronomy
Galactic Dynamics
Galaxy Formation
Astrometry
See All Rankings and Analysis
* Total H Index Rankings
Rankings
604,031
Japan
12,470
41
Ranking Based On Selection: 6
Shun Ishii
Shun Ishii
National Astronomical Observatory of Japan Tokyo, Japan Japan
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
16
13
0.813
Engineering & Technology / Aerospace Engineering
Astronomy
See All Rankings and Analysis
* Total H Index Rankings
Rankings
628,386
Japan
12,962
43
Ranking Based On Selection: 7
Kei Ito
Kei Ito
National Astronomical Observatory of Japan Tokyo, Japan Japan
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
15
15
1.000
Engineering & Technology / Aerospace Engineering
Astronomy
Galaxy Evolution
See All Rankings and Analysis
* Total H Index Rankings
Rankings
694,565
Japan
14,043
45
Ranking Based On Selection: 8
Takuji Yamashita
Takuji Yamashita
National Astronomical Observatory of Japan Tokyo, Japan Japan
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
14
12
0.857
Engineering & Technology / Aerospace Engineering
Astronomy
See All Rankings and Analysis
* Total H Index Rankings
Rankings
908,212
Japan
17,468
50
Ranking Based On Selection: 9
Yuji Matsumoto
Yuji Matsumoto
National Astronomical Observatory of Japan Tokyo, Japan Japan
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
10
10
1.000
Engineering & Technology / Aerospace Engineering
planet formation
planetary science
See All Rankings and Analysis
* Total H Index Rankings
Rankings
938,489
Japan
17,833
51
Ranking Based On Selection: 10
Hiroki Onozato（小野里宏樹）
Hiroki Onozato（小野里宏樹）
National Astronomical Observatory of Japan Tokyo, Japan Japan
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
10
9
0.900
Engineering & Technology / Aerospace Engineering
astronomy
star
red clump star
Wolf-Rayet star
optical and infrared observation
See All Rankings and Analysis
* Total H Index Rankings
Rankings
1,054,774
Japan
19,581
55
Ranking Based On Selection: 11
Hiramatsu Masaaki
Hiramatsu Masaaki
National Astronomical Observatory of Japan Tokyo, Japan Japan
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
9
6
0.667
Engineering & Technology / Aerospace Engineering
Astronomy
See All Rankings and Analysis
* Total H Index Rankings
Rankings
2,010,036
Japan
32,809
68
Ranking Based On Selection: 12
Kiyoaki Doi
Kiyoaki Doi
National Astronomical Observatory of Japan Tokyo, Japan Japan
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
Engineering & Technology / Aerospace Engineering
planet formation
protoplanetary disk
See All Rankings and Analysis
* Total H Index Rankings
Rankings
2,120,994
Japan
34,406
72
Ranking Based On Selection: 13
Itsna Khoirul Fitriana
Itsna Khoirul Fitriana
National Astronomical Observatory of Japan Tokyo, Japan Japan
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
Engineering & Technology / Aerospace Engineering
Astronomi
See All Rankings and Analysis