60-Minute Course
￥30,000This is the standard 60-minute session.
60 min
This website contains age-restricted content. By entering, you confirm that you are 18 years of age or older.
An M-sensual massage parlor located in Umeda, Osaka, open from 10:00 a.m. to 5:00 a.m. the following day
￥30,000〜 approx.
The Semen Extraction Research Institute is an M-sensual massage parlor based in Umeda, Osaka. Business hours are from 10:00 a.m. to 5:00 a.m. the following day. We offer courses ranging from 60 to 180 minutes and accept reservations by phone. We’re known for our transparent pricing—easy to understand even for first-time visitors—and our wide selection of staff members. Please review our rates, travel fees, and important notes before your visit.
Futaba Fuuka
26 y.o. · 159cm · F
A playful nursery teacher who loves taking the lead.
Tachibana Seira
27 y.o. · 150cm · E
A captivating beauty with versatile charms.
Shiina Kanano
23 y.o. · 159cm
A sweet, playful encounter begins in pink.
Shiina Kazuha
24 y.o. · 161cm
Her breathtaking beauty steals every glance.
Honjo Maki
30 y.o. · 164cm
An alluring encounter that begins with a kiss.
Fukunaga Runa
29 y.o. · 161cm
Let her open the door to exquisite pleasure.
Otosaki Rinka
30 y.o. · 161cm
Let anticipation build until you melt away.
Yozaki Tsubaki
26 y.o. · 156cm
She decides both your reward and your punishment.
Hagoromo Chinatsu
25 y.o. · 162cm
Relax—she will gently stay with you to the end.
Sakura Momoko
32 y.o. · 160cm
An elegant beauty with the fragrance of peach blossoms.
Whether tax and service charges are included varies by venue. Please confirm with the venue directly.
This is the standard 60-minute session.
60 min
This is the standard 80-minute course.
80 min
This is the basic 100-minute course.
100 min
This is the standard 120-minute course.
120 min
This is the standard 140-minute course.
140 min
This is the standard 160-minute course.
160 min
This is the basic 180-minute course.
Transparent pricing that includes the enrollment fee and all transportation costs within Osaka City!
Booking Fee: 2,000 yen (tax included)
Repeat Booking Fee (for the same woman on the second visit or later): 4,000 yen (tax included)
*Please contact us for information regarding travel expenses outside Osaka City.
We recommend making a reservation by phone in advance. Please confirm the transportation fee when making your reservation. Please follow the staff’s instructions and adhere to the terms of use. We may refuse service if you do not comply with the terms of use.
No reviews yet. Be the first.
Reviews are checked by our team before going live.