Settings

Points

-pt

Coupon

- pages

Welcome to DLsite!

Create an Account Log in

Announcements

List

Search products （Adult Doujin）

Retail Section

Guide ・Help

Log Out

Search by Work Format

Search for Discounted & Free Works

Search by Ranking

Check out Upcoming Works

Upcoming Works

Search by popular keywords

To Genre List

Physics Study With Eff & Ram: We Will Teach You

Neitifasu

Read for free.

{{$t('product.price.discount_rental')}}
あと{{ rentaled.limit }}{{ rentaled.period }}まで

{{$t('product.title_works.limit_sales')}} {{ product.discount_rate == 100 ? $t('product.title_works.only_now_free') : product.discount_rate + '%OFF' }}

{{ product.voice_pack.sum_price | number_format }}

{{ product.voice_pack.parent_official_price | number_format }} {{ product.voice_pack.parent_price | number_format }}

{{ product.voice_pack.child_official_price | number_format }} {{ product.voice_pack.child_price | number_format }}

{{ product.voice_pack.sum_point | number_format }}pt

{{ real_point | number_format }} pt ({{ $t('product.price.point_return', [real_point_rate]) }}) pt ({{ $t('product.price.noreduction') }})

Price

1,210JPY

Points

110pt (10% Earn)


	{{ item.dl_count\|number_format }}

Average	{{ product.rate_average_2dp }}
Rating	5 star ({{ product.rate_count_detail ? product.rate_count_detail[4].count : 0\|number_format }}) 4 star ({{ product.rate_count_detail ? product.rate_count_detail[3].count : 0\|number_format }}) 3 star ({{ product.rate_count_detail ? product.rate_count_detail[2].count : 0\|number_format }}) 2 star ({{ product.rate_count_detail ? product.rate_count_detail[1].count : 0\|number_format }}) 1 star ({{ product.rate_count_detail ? product.rate_count_detail[0].count : 0\|number_format }})

Lowest possible price with coupons

Can be used on purchases over 301 JPY

Lowest possible price with coupons

Available Coupon Check the conditions here

Cannot use coupon

{{ carted.name }}Added

{{ rental.price | number_format }}JPY

{{ real_price | number_format }}JPY

{{ carted.name }}Added

{{ is_favorite ? 'Already in My Favorites' : 'Favorites' }}Favorited{{ product.wishlist_count }}

Create Affiliate Link

Product Rating Complete Evaluate the work

Trial version	The trial version can only be downloaded on computers.

Purchase bonus

{{ gift.title }}

Available until {{ gift.distribute_end_str }}
{{ coupon.coupon_name }}

Available until {{ coupon.end_date_str }}

Expiration Date: {{ coupon.user_limit_date }}

Expiration Date: {{ coupon.limit_days_day }} days after purchase
{{ bonus.title }}

Available until {{ bonus.end_date_str }}

Product information

Circle: Neitifasu; {{ is_favorite ? $t('follow.follow_button.is_favorite') : $t('follow.follow_button.into_favorite') }}{{follower_count | number_format}}; Click here to keep up with new releases and deals!
Series name: フェチ・その他
Genre: Petite Coquettish / Seduction

Release date: Nov/08/2015
Age: R18
Product format: Voice / ASMR
File format: MP3
Supported languages: Japanese
File size: 78.19MB

Compatible systems

	Download	Stream
PC
Smartphone

Windows	Vista / 7 / 8 / 8.1 / 10
Mac	-
iOS	-
Android	-
Miscellaneous	-

Product summary

Stroke up on your physics knowledge with a duet of l*likkos.

1 Meeting 3 min 33 sec
2 1st lesson - Wave properties 10 min 04 sec
3 2nd lesson - Superposition principle 10 min 26 sec
4 3rd lesson - Basics of gravity 7 min 05 sec
5 Friction studies with Eff-chan 16 min 39 sec
6 Friction studies with Ram-chan 20 min 37 sec
7 Test method study 11 min 52 sec

Length:
80 minutes

CVs:
Ryo Suzuki
Tsurugi Ichikawa

User Reviews

Works in the same series

Voice / ASMR

マッドナースアニカのヒーロー怪人化大作戦

/三瀬みゆり

770 JPY
/ 70pt(10%)

悪の怪人マッドナースアニカによる生体異常変化ガス攻撃。一人また一人と甘い誘惑に堕ちるヒーロー達の運命はいかに?

(144)

Release date : Oct/09/2022
Voice / ASMR

'Masked' Dirty Words for Surgical Mask Fetishists

/西浦のどか

770 JPY
/ 70pt(10%)

This is a dirty words themed voice drama with surgical mask fetishism. You will be obsessed with surgical mask by 4 unique situations. (CV: Nodoka Nishiura)

(90)

Release date : Feb/12/2018
Voice / ASMR

Temptation Navigation ~Immorally Erect to Masochist Lewd Words by a 100% Non-Human~

1,100 JPY
/ 100pt(10%)

A plant type non-human elder girl will kindly navigate for you. You will certainly become erect and ejaculate to the words of this 100% non-human partner. (CV: Nodoka Nishiura)

(154)

Release date : May/20/2017
Voice / ASMR

Lewd Novel Narration ~I want to become a masochistic traitor~

1,100 JPY
/ 100pt(10%)

Country A's beautiful Lufer-sama will brainwash and discipline you into becoming a total and utter masochistic sl*ve that would even betray your own country on her word.

(273)

Release date : Mar/17/2017
Voice / ASMR

Sexual Contagion: I'm Going to Infect You With Desire

1,320 JPY
/ 120pt(10%)

An as-yet-unidentified disease has the symptom of extreme arousal.

(488)

Release date : Jun/29/2014
Voice / ASMR

Vigorous Apathy Sex Is the New Craze

1,100 JPY
/ 100pt(10%)

If you have a fetish for seducive girls who become cold fish during climax, this is for you.

(194)

Release date : Feb/21/2014
Voice / ASMR

Nugi Nugi Yuuwaku Situation

1,210 JPY
/ 110pt(10%)

In which the circle puts great effort into stripping, seductive women. 12 illustrations, 78 minutes of audio.

(448)

Release date : Oct/16/2013
Voice / ASMR

The Siren Call of Little Demon Meeni

1,100 JPY
/ 100pt(10%)

On the theme of being seduced by a sexy enemy in an RPG. CV: Ryo Suzuki

(509)

Release date : Apr/23/2013
Voice / ASMR

Timeleaper Battle Maiden FANADOMINA

1,100 JPY
/ 100pt(10%)

An erotic audio set inside a near-future social game. (CV: Yuka Maeno)

(227)

Release date : Feb/26/2013
Voice / ASMR

I Belong To A Shoplifting Schoolgirl

880 JPY
/ 80pt(10%)

A hot JK in a miniskirt gets you to steal from a convenience store. You'll do anything for her sweet rewards...

(456)

Release date : Apr/30/2012
Voice / ASMR

YukaOna! Cute Girlfriend's Floor Masturbation

770 JPY
/ 70pt(10%)

An erotic audio about your girl's perverse self-pleasure while you dry hump the floor.

(242)

Release date : Dec/08/2011

Works by the same circle

Works available for sale

Voice / ASMR

マッドナースアニカのヒーロー怪人化大作戦

/三瀬みゆり

770 JPY
/ 70pt(10%)

悪の怪人マッドナースアニカによる生体異常変化ガス攻撃。一人また一人と甘い誘惑に堕ちるヒーロー達の運命はいかに?

(144)

Release date : Oct/09/2022
Voice / ASMR

双子のJK様の超限界ドミネーション詰め合わせ

/こやまはる

880 JPY
/ 80pt(10%)

複数ドミネーションシリーズ第五弾。四つの異なるシチュで、意地悪なJK様に限界を超えて責められます。

(86)

Release date : Jul/08/2021
Voice / ASMR

サキュバスが審判しちゃうスポーツ界～いつでも健全密着審議中♪～

/小鈴ももか

990 JPY
/ 90pt(10%)

もしもスポーツ審判がサキュバスだったら? サキュバス基準のエロエロ公正審議で選手をメロメロジャッジ♪

(143)

Release date : Jan/22/2021
Voice / ASMR

Depraved Goddess Seduction ~Let's Stop the Succubi~

/芦屋もこ

880 JPY
/ 80pt(10%)

The goddess isn't herself after you recent journey... there's something way lewder about her...

(388)

Release date : Aug/06/2020
Voice / ASMR

In-comprehensive Girls Brainwash You with Milky Breasts

/佐倉あり, 美咲さゆり

770 JPY
/ 70pt(10%)

Part 3 of our "In-comprehensive" series. Lewd mature aliens warp your brain with their milky breast language.

(82)

Release date : Apr/10/2020
Voice / ASMR

Succubus Convenience Store ~24 Hours of Seduction~

1,100 JPY
/ 100pt(10%)

What if there was a convenience store run by succubi? Tight outfits that barely hide anything, excellently lewd service... and it's all okay, because the higher-ups are succubi, too!

(312)

Release date : Dec/07/2019
Voice / ASMR

In-comprehensive Girls Use You Like a Toy

1,320 JPY
/ 120pt(10%)

Part 2 of our "In-comprehensive" series. This time we have 4 girls who can't really talk who will attack you all at once! Enjoy a youthful harem with 4 cute girls in this audio work!

(200)

Release date : Jul/19/2019
Voice / ASMR

Cosplay Card Gamer's Seduction Corruption Scheme

1,100 JPY
/ 100pt(10%)

A devilish cosplayer uses seduction to defeat you in this audio work. She uses panty flashing and enticement to turn you into a finance sl*ve.

(541)

Release date : Mar/16/2019
Voice / ASMR

In-comprehensive Monsters Prey on You

1,100 JPY
/ 100pt(10%)

100% improvised monster performance! 95% non-verbal communication. You are preyed upon by monsters in this audio work.

(432)

Release date : Mar/01/2019
Voice / ASMR

Loved and dominated by two twin girls

/秋山はるる

440 JPY
/ 40pt(10%)

Get teased by girls from both sides. Their ample love for you will bring you to ultimate pleasure.

(213)

Release date : Jul/28/2018
Voice / ASMR

Temptation Game 2nd ~Persist 10 minutes for 1 Million Yen~

1,320 JPY
/ 120pt(10%)

The temptation game goes in round 3. Stay calm during 10 minutes of her temptation and find her weak points.

(327)

Release date : May/29/2018
Voice / ASMR

'Masked' Dirty Words for Surgical Mask Fetishists

/西浦のどか

770 JPY
/ 70pt(10%)

This is a dirty words themed voice drama with surgical mask fetishism. You will be obsessed with surgical mask by 4 unique situations. (CV: Nodoka Nishiura)

(90)

Release date : Feb/12/2018
Voice / ASMR

Temptation Counseling ~Let Me make Out Everything Inside You, Please?~

/砂糖しお

990 JPY
/ 90pt(10%)

You will take tempting treatments by four of skilled counselors. In the process of confession of your worry, your heart will be trapped in sweet ways. (CV: SatouShio)

(444)

Release date : Jan/09/2018
Voice / ASMR

Twin Futanari Maids Double Perverse Domination

/みもりあいの

440 JPY
/ 40pt(10%)

Unexpectedly, the twin maids you met at a brothel are futanari girls. You are going to be made into their sl*ve by the paralyzing pleasure they give you. (CV: Aino Mimori)

(694)

Release date : Oct/01/2017
Voice / ASMR

Twin Succubus Double Boobs Domination

/井上果林

550 JPY
/ 50pt(10%)

This time twin succubusses give you verbal ab*se & dirty words galore. You will be led to an orgasm like you've never experienced before... (CV: Karin Inoue)

(301)

Release date : Sep/02/2017
Voice / ASMR

Fairly Healthy Situations Assortment

1,320 JPY
/ 120pt(10%)

All situations are totally healthy, non-erotic! But it's up to you what you would imagine... (CVs: Uni Koishikawa / Haruru Akiyama /Aya Kuchitani)

(213)

Release date : Jul/26/2017